Crater Lake weather by month

Check out Crater Lake weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Crater Lake (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
36°F maximum daytime temperature in January in Crater Lake36
39°F maximum daytime temperature in February in Crater Lake39
41°F maximum daytime temperature in March in Crater Lake41
48°F maximum daytime temperature in April in Crater Lake48
57°F maximum daytime temperature in May in Crater Lake57
64°F maximum daytime temperature in June in Crater Lake64
73°F maximum daytime temperature in July in Crater Lake73
73°F maximum daytime temperature in August in Crater Lake73
66°F maximum daytime temperature in September in Crater Lake66
57°F maximum daytime temperature in October in Crater Lake57
41°F maximum daytime temperature in November in Crater Lake41
36°F maximum daytime temperature in December in Crater Lake36
Min temperature (night-time)
16°F minimum night-time temperature in January in Crater Lake16
18°F minimum night-time temperature in February in Crater Lake18
19°F minimum night-time temperature in March in Crater Lake19
21°F minimum night-time temperature in April in Crater Lake21
27°F minimum night-time temperature in May in Crater Lake27
32°F minimum night-time temperature in June in Crater Lake32
36°F minimum night-time temperature in July in Crater Lake36
36°F minimum night-time temperature in August in Crater Lake36
30°F minimum night-time temperature in September in Crater Lake30
25°F minimum night-time temperature in October in Crater Lake25
19°F minimum night-time temperature in November in Crater Lake19
16°F minimum night-time temperature in December in Crater Lake16
Heat & Humidity
No heat & humidity in January in Crater Lake0
No heat & humidity in February in Crater Lake0
No heat & humidity in March in Crater Lake0
No heat & humidity in April in Crater Lake0
No heat & humidity in May in Crater Lake0
No heat & humidity in June in Crater Lake0
No heat & humidity in July in Crater Lake0
No heat & humidity in August in Crater Lake0
No heat & humidity in September in Crater Lake0
No heat & humidity in October in Crater Lake0
No heat & humidity in November in Crater Lake0
No heat & humidity in December in Crater Lake0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Crater Lake

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Crater Lake9
11 hours of daylight per day in February in Crater Lake11
12 hours of daylight per day in March in Crater Lake12
13 hours of daylight per day in April in Crater Lake13
15 hours of daylight per day in May in Crater Lake15
15 hours of daylight per day in June in Crater Lake15
15 hours of daylight per day in July in Crater Lake15
14 hours of daylight per day in August in Crater Lake14
12 hours of daylight per day in September in Crater Lake12
11 hours of daylight per day in October in Crater Lake11
10 hours of daylight per day in November in Crater Lake10
9 hours of daylight per day in December in Crater Lake9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Crater Lake2
UV (maximum) index 2 (Low) in February in Crater Lake2
UV (maximum) index 4 (Moderate) in March in Crater Lake4
UV (maximum) index 6 (High) in April in Crater Lake6
UV (maximum) index 8 (Very High) in May in Crater Lake8
UV (maximum) index 9 (Very High) in June in Crater Lake9
UV (maximum) index 9 (Very High) in July in Crater Lake9
UV (maximum) index 8 (Very High) in August in Crater Lake8
UV (maximum) index 6 (High) in September in Crater Lake6
UV (maximum) index 4 (Moderate) in October in Crater Lake4
UV (maximum) index 2 (Low) in November in Crater Lake2
UV (maximum) index 1 (Low) in December in Crater Lake1

Rainfall in Crater Lake

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
14 days with some rainfall in January in Crater Lake14
13 days with some rainfall in February in Crater Lake13
14 days with some rainfall in March in Crater Lake14
11 days with some rainfall in April in Crater Lake11
9 days with some rainfall in May in Crater Lake9
7 days with some rainfall in June in Crater Lake7
5 days with some rainfall in July in Crater Lake5
6 days with some rainfall in August in Crater Lake6
7 days with some rainfall in September in Crater Lake7
9 days with some rainfall in October in Crater Lake9
15 days with some rainfall in November in Crater Lake15
15 days with some rainfall in December in Crater Lake15
Average monthly rainfall (inches)
9.9 inches monthly rainfall in January in Crater Lake9.9
7.4 inches monthly rainfall in February in Crater Lake7.4
7.7 inches monthly rainfall in March in Crater Lake7.7
4.6 inches monthly rainfall in April in Crater Lake4.6
3.0 inches monthly rainfall in May in Crater Lake3.0
2.1 inches monthly rainfall in June in Crater Lake2.1
0.8 inches monthly rainfall in July in Crater Lake0.8
1.1 inches monthly rainfall in August in Crater Lake1.1
2.1 inches monthly rainfall in September in Crater Lake2.1
4.9 inches monthly rainfall in October in Crater Lake4.9
9.6 inches monthly rainfall in November in Crater Lake9.6
10.5 inches monthly rainfall in December in Crater Lake10.5

More about Crater Lake

Crater Lake by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Oregon (Crater Lake) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Crater Lake?

Crater Lake has a cold climate with cool dry summers.

Crater Lake weather in January

Expect daytime maximum temperatures of 36°F in Crater Lake, Oregon in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 14 days with some rainfall and typically 9.9 inches of rainfall in the month, which might fall as snow.

  • 36°F maximum daytime temperature in January in Crater Lake36
    36°F max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in January in Crater Lake14
    14 days with some rainfall
  • 16°F minimum night-time temperature in January in Crater Lake16
    16°F min night temperature
  • 9 hours of daylight per day in January in Crater Lake9
    9 hours of daylight per day
  • No heat & humidity in January in Crater Lake0
    No heat & humidity
  • 9.9 inches monthly rainfall in January in Crater Lake9.9
    9.9 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Crater Lake2
    2 (Low) UV index

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Crater Lake weather in February

Expect daytime maximum temperatures of 39°F in Crater Lake, Oregon in February based on long-term weather averages. There are 5 hours of sunshine per day on average with 13 days with some rainfall and typically 7.4 inches of rainfall in the month, which might fall as snow.

  • 39°F maximum daytime temperature in February in Crater Lake39
    39°F max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in February in Crater Lake13
    13 days with some rainfall
  • 18°F minimum night-time temperature in February in Crater Lake18
    18°F min night temperature
  • 11 hours of daylight per day in February in Crater Lake11
    11 hours of daylight per day
  • No heat & humidity in February in Crater Lake0
    No heat & humidity
  • 7.4 inches monthly rainfall in February in Crater Lake7.4
    7.4 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in February in Crater Lake2
    2 (Low) UV index

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Crater Lake weather in March

Expect daytime maximum temperatures of 41°F in Crater Lake, Oregon in March based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 7.7 inches of rainfall in the month, which might fall as snow.

  • 41°F maximum daytime temperature in March in Crater Lake41
    41°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in March in Crater Lake14
    14 days with some rainfall
  • 19°F minimum night-time temperature in March in Crater Lake19
    19°F min night temperature
  • 12 hours of daylight per day in March in Crater Lake12
    12 hours of daylight per day
  • No heat & humidity in March in Crater Lake0
    No heat & humidity
  • 7.7 inches monthly rainfall in March in Crater Lake7.7
    7.7 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in March in Crater Lake4
    4 (Moderate) UV index

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Crater Lake weather in April

Expect daytime maximum temperatures of 48°F in Crater Lake, Oregon in April based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 4.6 inches of rainfall in the month.

  • 48°F maximum daytime temperature in April in Crater Lake48
    48°F max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in April in Crater Lake11
    11 days with some rainfall
  • 21°F minimum night-time temperature in April in Crater Lake21
    21°F min night temperature
  • 13 hours of daylight per day in April in Crater Lake13
    13 hours of daylight per day
  • No heat & humidity in April in Crater Lake0
    No heat & humidity
  • 4.6 inches monthly rainfall in April in Crater Lake4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 6 (High) in April in Crater Lake6
    6 (High) UV index

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Crater Lake weather in May

Expect daytime maximum temperatures of 57°F in Crater Lake, Oregon in May based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 3.0 inches of rainfall in the month.

  • 57°F maximum daytime temperature in May in Crater Lake57
    57°F max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in May in Crater Lake9
    9 days with some rainfall
  • 27°F minimum night-time temperature in May in Crater Lake27
    27°F min night temperature
  • 15 hours of daylight per day in May in Crater Lake15
    15 hours of daylight per day
  • No heat & humidity in May in Crater Lake0
    No heat & humidity
  • 3.0 inches monthly rainfall in May in Crater Lake3.0
    3.0 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Crater Lake8
    8 (Very High) UV index

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Crater Lake weather in June

Expect daytime maximum temperatures of 64°F in Crater Lake, Oregon in June based on long-term weather averages. There are 11 hours of sunshine per day on average with typically 2.1 inches of rainfall in the month.

  • 64°F maximum daytime temperature in June in Crater Lake64
    64°F max day temperature
  • 11 hours of sunshine per day
  • 7 days with some rainfall in June in Crater Lake7
    7 days with some rainfall
  • 32°F minimum night-time temperature in June in Crater Lake32
    32°F min night temperature
  • 15 hours of daylight per day in June in Crater Lake15
    15 hours of daylight per day
  • No heat & humidity in June in Crater Lake0
    No heat & humidity
  • 2.1 inches monthly rainfall in June in Crater Lake2.1
    2.1 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Crater Lake9
    9 (Very High) UV index

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Crater Lake weather in July

Expect daytime maximum temperatures of 73°F in Crater Lake, Oregon in July based on long-term weather averages. There are 12 hours of sunshine per day on average.

  • 73°F maximum daytime temperature in July in Crater Lake73
    73°F max day temperature
  • 12 hours of sunshine per day
  • 5 days with some rainfall in July in Crater Lake5
    5 days with some rainfall
  • 36°F minimum night-time temperature in July in Crater Lake36
    36°F min night temperature
  • 15 hours of daylight per day in July in Crater Lake15
    15 hours of daylight per day
  • No heat & humidity in July in Crater Lake0
    No heat & humidity
  • 0.8 inches monthly rainfall in July in Crater Lake0.8
    0.8 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Crater Lake9
    9 (Very High) UV index

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Crater Lake weather in August

Expect daytime maximum temperatures of 73°F in Crater Lake, Oregon in August based on long-term weather averages. There are 11 hours of sunshine per day on average.

  • 73°F maximum daytime temperature in August in Crater Lake73
    73°F max day temperature
  • 11 hours of sunshine per day
  • 6 days with some rainfall in August in Crater Lake6
    6 days with some rainfall
  • 36°F minimum night-time temperature in August in Crater Lake36
    36°F min night temperature
  • 14 hours of daylight per day in August in Crater Lake14
    14 hours of daylight per day
  • No heat & humidity in August in Crater Lake0
    No heat & humidity
  • 1.1 inches monthly rainfall in August in Crater Lake1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Crater Lake8
    8 (Very High) UV index

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Crater Lake weather in September

Expect daytime maximum temperatures of 66°F in Crater Lake, Oregon in September based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 2.1 inches of rainfall in the month.

  • 66°F maximum daytime temperature in September in Crater Lake66
    66°F max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in September in Crater Lake7
    7 days with some rainfall
  • 30°F minimum night-time temperature in September in Crater Lake30
    30°F min night temperature
  • 12 hours of daylight per day in September in Crater Lake12
    12 hours of daylight per day
  • No heat & humidity in September in Crater Lake0
    No heat & humidity
  • 2.1 inches monthly rainfall in September in Crater Lake2.1
    2.1 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in Crater Lake6
    6 (High) UV index

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Crater Lake weather in October

Expect daytime maximum temperatures of 57°F in Crater Lake, Oregon in October based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 4.9 inches of rainfall in the month.

  • 57°F maximum daytime temperature in October in Crater Lake57
    57°F max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in October in Crater Lake9
    9 days with some rainfall
  • 25°F minimum night-time temperature in October in Crater Lake25
    25°F min night temperature
  • 11 hours of daylight per day in October in Crater Lake11
    11 hours of daylight per day
  • No heat & humidity in October in Crater Lake0
    No heat & humidity
  • 4.9 inches monthly rainfall in October in Crater Lake4.9
    4.9 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Crater Lake4
    4 (Moderate) UV index

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Crater Lake weather in November

Expect daytime maximum temperatures of 41°F in Crater Lake, Oregon in November based on long-term weather averages. There are 3 hours of sunshine per day on average with 15 days with some rainfall and typically 9.6 inches of rainfall in the month, which might fall as snow.

  • 41°F maximum daytime temperature in November in Crater Lake41
    41°F max day temperature
  • 3 hours of sunshine per day
  • 15 days with some rainfall in November in Crater Lake15
    15 days with some rainfall
  • 19°F minimum night-time temperature in November in Crater Lake19
    19°F min night temperature
  • 10 hours of daylight per day in November in Crater Lake10
    10 hours of daylight per day
  • No heat & humidity in November in Crater Lake0
    No heat & humidity
  • 9.6 inches monthly rainfall in November in Crater Lake9.6
    9.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in November in Crater Lake2
    2 (Low) UV index

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Crater Lake weather in December

Expect daytime maximum temperatures of 36°F in Crater Lake, Oregon in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 15 days with some rainfall and typically 10.5 inches of rainfall in the month, which might fall as snow.

  • 36°F maximum daytime temperature in December in Crater Lake36
    36°F max day temperature
  • 3 hours of sunshine per day
  • 15 days with some rainfall in December in Crater Lake15
    15 days with some rainfall
  • 16°F minimum night-time temperature in December in Crater Lake16
    16°F min night temperature
  • 9 hours of daylight per day in December in Crater Lake9
    9 hours of daylight per day
  • No heat & humidity in December in Crater Lake0
    No heat & humidity
  • 10.5 inches monthly rainfall in December in Crater Lake10.5
    10.5 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Crater Lake1
    1 (Low) UV index

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More about Crater Lake

Crater Lake by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Oregon (Crater Lake) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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Compare Crater Lake with the UK

Below the Crater Lake chart shows average maximum daytime temperature for Crater Lake, Oregon, USA and the UK (London).

Maximum daytime temperature (°F)

Crater Lake, Oregon, USA
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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