Grand Portage weather by month

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

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Grand Portage (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	-8	-5	1	10	18	22	25	23	18	11	2	-6
Min temperature (night-time)	-20	-18	-11	-4	2	7	11	10	5	1	-7	-16
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0
Sea temperature	2	2	2	2	3	4	8	15	13	8	5	4

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

Sunshine & Daylight in Grand Portage

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	4	5	6	8	8	9	10	8	6	4	3	3
Daily hours of daylight	9	10	12	14	15	16	16	14	13	11	9	8
UV Index (Maximum)	1	1	3	4	6	7	7	7	5	3	1	1

Rainfall in Grand Portage

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	11	9	10	9	11	13	11	12	12	11	10	12
Average monthly rainfall (mm)	47	33	46	51	73	88	86	89	88	64	56	50

More about Grand Portage

Grand Portage by month

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

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The climate guide for Minnesota (Grand Portage) 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 Grand Portage?

Grand Portage has a cold climate with warm summers and some rainfall in all months.

Grand Portage weather in January

Expect daytime maximum temperatures of -8°C in Grand Portage, Minnesota in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 47 mm of rainfall in the month, which might fall as snow.

-8
-8°C max day temperature
4
4 hours of sunshine per day
11
11 days with some rainfall
-20
-20°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
47
47 mm of monthly rainfall
1
1 (Low) UV index
2
2°C sea temperature

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Grand Portage weather in February

Expect daytime maximum temperatures of -5°C in Grand Portage, Minnesota in February based on long-term weather averages. There are 5 hours of sunshine per day on average, which might fall as snow.

-5
-5°C max day temperature
5
5 hours of sunshine per day
9
9 days with some rainfall
-18
-18°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
33
33 mm of monthly rainfall
1
1 (Low) UV index
2
2°C sea temperature

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Grand Portage weather in March

Expect daytime maximum temperatures of 1°C in Grand Portage, Minnesota in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 46 mm of rainfall in the month, which might fall as snow.

1
1°C max day temperature
6
6 hours of sunshine per day
10
10 days with some rainfall
-11
-11°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
46
46 mm of monthly rainfall
3
3 (Moderate) UV index
2
2°C sea temperature

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Grand Portage weather in April

Expect daytime maximum temperatures of 10°C in Grand Portage, Minnesota in April based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 51 mm of rainfall in the month.

10
10°C max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
-4
-4°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
51
51 mm of monthly rainfall
4
4 (Moderate) UV index
2
2°C sea temperature

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Grand Portage weather in May

Expect daytime maximum temperatures of 18°C in Grand Portage, Minnesota in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 73 mm of rainfall in the month.

18
18°C max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
2
2°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
73
73 mm of monthly rainfall
6
6 (High) UV index
3
3°C sea temperature

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Grand Portage weather in June

Expect daytime maximum temperatures of 22°C in Grand Portage, Minnesota in June based on long-term weather averages. There are 9 hours of sunshine per day on average with 13 days with some rainfall and typically 88 mm of rainfall in the month.

22
22°C max day temperature
9
9 hours of sunshine per day
13
13 days with some rainfall
7
7°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
88
88 mm of monthly rainfall
7
7 (High) UV index
4
4°C sea temperature

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Grand Portage weather in July

Expect daytime maximum temperatures of 25°C in Grand Portage, Minnesota in July based on long-term weather averages. There are 10 hours of sunshine per day on average with 11 days with some rainfall and typically 86 mm of rainfall in the month.

25
25°C max day temperature
10
10 hours of sunshine per day
11
11 days with some rainfall
11
11°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
86
86 mm of monthly rainfall
7
7 (High) UV index
8
8°C sea temperature

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Grand Portage weather in August

Expect daytime maximum temperatures of 23°C in Grand Portage, Minnesota in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 12 days with some rainfall and typically 89 mm of rainfall in the month.

23
23°C max day temperature
8
8 hours of sunshine per day
12
12 days with some rainfall
10
10°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
89
89 mm of monthly rainfall
7
7 (High) UV index
15
15°C sea temperature

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Grand Portage weather in September

Expect daytime maximum temperatures of 18°C in Grand Portage, Minnesota in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 88 mm of rainfall in the month.

18
18°C max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
5
5°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
88
88 mm of monthly rainfall
5
5 (Moderate) UV index
13
13°C sea temperature

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Grand Portage weather in October

Expect daytime maximum temperatures of 11°C in Grand Portage, Minnesota in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 64 mm of rainfall in the month.

11
11°C max day temperature
4
4 hours of sunshine per day
11
11 days with some rainfall
1
1°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
64
64 mm of monthly rainfall
3
3 (Moderate) UV index
8
8°C sea temperature

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Grand Portage weather in November

Expect daytime maximum temperatures of 2°C in Grand Portage, Minnesota in November based on long-term weather averages. There are 3 hours of sunshine per day on average with 10 days with some rainfall and typically 56 mm of rainfall in the month, which might fall as snow.

2
2°C max day temperature
3
3 hours of sunshine per day
10
10 days with some rainfall
-7
-7°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
56
56 mm of monthly rainfall
1
1 (Low) UV index
5
5°C sea temperature

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Grand Portage weather in December

Expect daytime maximum temperatures of -6°C in Grand Portage, Minnesota in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 12 days with some rainfall and typically 50 mm of rainfall in the month, which might fall as snow.

-6
-6°C max day temperature
3
3 hours of sunshine per day
12
12 days with some rainfall
-16
-16°C min night temperature
8
8 hours of daylight per day
0
No heat & humidity
50
50 mm of monthly rainfall
1
1 (Low) UV index
4
4°C sea temperature

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