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
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Crater Lake (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	2	4	5	9	14	18	23	23	19	14	5	2
Min temperature (night-time)	-9	-8	-7	-6	-3	0	2	2	-1	-4	-7	-9
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0

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	4	5	7	8	10	11	12	11	9	7	3	3
Daily hours of daylight	9	11	12	13	15	15	15	14	12	11	10	9
UV Index (Maximum)	2	2	4	6	8	9	9	8	6	4	2	1

Rainfall in Crater Lake

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	14	13	14	11	9	7	5	6	7	9	15	15
Average monthly rainfall (mm)	252	188	195	116	77	53	20	28	53	125	245	266

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 2°C 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 252 mm of rainfall in the month, which might fall as snow.

2
2°C max day temperature
4
4 hours of sunshine per day
14
14 days with some rainfall
-9
-9°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
252
252 mm of monthly rainfall
2
2 (Low) UV index

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Crater Lake weather in February

Expect daytime maximum temperatures of 4°C 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 188 mm of rainfall in the month, which might fall as snow.

4
4°C max day temperature
5
5 hours of sunshine per day
13
13 days with some rainfall
-8
-8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
188
188 mm of monthly rainfall
2
2 (Low) UV index

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Crater Lake weather in March

Expect daytime maximum temperatures of 5°C 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 195 mm of rainfall in the month, which might fall as snow.

5
5°C max day temperature
7
7 hours of sunshine per day
14
14 days with some rainfall
-7
-7°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
195
195 mm of monthly rainfall
4
4 (Moderate) UV index

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Crater Lake weather in April

Expect daytime maximum temperatures of 9°C 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 116 mm of rainfall in the month.

9
9°C max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
-6
-6°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
116
116 mm of monthly rainfall
6
6 (High) UV index

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Crater Lake weather in May

Expect daytime maximum temperatures of 14°C in Crater Lake, Oregon in May based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 77 mm of rainfall in the month.

14
14°C max day temperature
10
10 hours of sunshine per day
9
9 days with some rainfall
-3
-3°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
77
77 mm of monthly rainfall
8
8 (Very High) UV index

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Crater Lake weather in June

Expect daytime maximum temperatures of 18°C in Crater Lake, Oregon in June based on long-term weather averages. There are 11 hours of sunshine per day on average with typically 53 mm of rainfall in the month.

18
18°C max day temperature
11
11 hours of sunshine per day
7
7 days with some rainfall
0
0°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
53
53 mm of monthly rainfall
9
9 (Very High) UV index

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Crater Lake weather in July

Expect daytime maximum temperatures of 23°C in Crater Lake, Oregon in July based on long-term weather averages. There are 12 hours of sunshine per day on average.

23
23°C max day temperature
12
12 hours of sunshine per day
5
5 days with some rainfall
2
2°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
20
20 mm of monthly rainfall
9
9 (Very High) UV index

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Crater Lake weather in August

Expect daytime maximum temperatures of 23°C in Crater Lake, Oregon in August based on long-term weather averages. There are 11 hours of sunshine per day on average.

23
23°C max day temperature
11
11 hours of sunshine per day
6
6 days with some rainfall
2
2°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
28
28 mm of monthly rainfall
8
8 (Very High) UV index

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Crater Lake weather in September

Expect daytime maximum temperatures of 19°C in Crater Lake, Oregon in September based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 53 mm of rainfall in the month.

19
19°C max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
-1
-1°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
53
53 mm of monthly rainfall
6
6 (High) UV index

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Crater Lake weather in October

Expect daytime maximum temperatures of 14°C in Crater Lake, Oregon in October based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 125 mm of rainfall in the month.

14
14°C max day temperature
7
7 hours of sunshine per day
9
9 days with some rainfall
-4
-4°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
125
125 mm of monthly rainfall
4
4 (Moderate) UV index

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Crater Lake weather in November

Expect daytime maximum temperatures of 5°C 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 245 mm of rainfall in the month, which might fall as snow.

5
5°C max day temperature
3
3 hours of sunshine per day
15
15 days with some rainfall
-7
-7°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
245
245 mm of monthly rainfall
2
2 (Low) UV index

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Crater Lake weather in December

Expect daytime maximum temperatures of 2°C 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 266 mm of rainfall in the month, which might fall as snow.

2
2°C max day temperature
3
3 hours of sunshine per day
15
15 days with some rainfall
-9
-9°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
266
266 mm of monthly rainfall
1
1 (Low) UV index

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