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Alaska Weather in May

Averages By Month

From May on, the weather in the Interior region becomes rather mild with temperature highs reaching 60°F and temperature lows around 37°F during the night. It is then more comparable to the climate of the Southern regions with daytime temperatures of 55°F and nighttime temperatures of 42°F.

You will not find better conditions to go on a gray whale watching cruise or observe hawks migrating. It is also your best chance to spot a brown bear in Denali National Park. Besides wildlife watching, the season for summer sport activities is starting out. From now on the weather allows for all kinds of summer sport activities like hiking, biking, rafting, fishing...

Alaska's peak season also starts now with all the national parks being a popular tourist attraction. May brings days when the sun does not dip before 11pm in the Interior region and does not set at all up north. This is when the time to see northern lights is over. Like April, May is a comparatively dry month. Still, it is likely to be cloudy most of the time in the Southern regions.

Southeast Alaska (Juneau, Ketchikan, Sitka, Skagway) Weather May

High and Low Temperature in May °F

Rain Days in May

Current Weather

34°F broken clouds
Local Time

Hourly 10 Days

Averages

  J F M A M J J A S O N D

High °F

33° 35° 40° 48° 57° 62° 64° 63° 56° 47° 38° 34°

Low °F

24° 25° 28° 33° 41° 47° 50° 49° 44° 38° 29° 26°

Hours Light

4h 10h 12h 14h 16h 18h 17h 16h 14h 9h 8h 6h

Rain Days

20 17 19 17 16 15 18 19 22 24 21 21

Snowfall (inch)

28 17 12 1 0 0 0 0 0 1 13 16

Southcentral Alaska (Anchorage, Seward, Homer, Wasilla) Weather May

High and Low Temperature in May °F

Rain Days in May

Current Weather

27°F broken clouds
Local Time

Hourly 10 Days

Averages

  J F M A M J J A S O N D

High °F

21° 25° 33° 42° 55° 62° 65° 62° 55° 40° 28° 22°

Low °F

11° 19° 30° 40° 48° 52° 50° 40° 30° 15° 12°

Hours Light

6h 10h 12h 14h 17h 18h 18h 16h 14h 10h 8h 6h

Rain Days

7 6 7 4 5 7 11 15 15 11 8 7

Snowfall (inch)

15 10 12 5 1 0 0 0 1 5 12 21

Southwest Alaska (Kodiak Island, Unalaska, King Salmon, Naknek) Weather May

High and Low Temperature in May °F

Rain Days in May

Current Weather

40°F light rain
Local Time

Hourly 10 Days

Averages

  J F M A M J J A S O N D

High °F

23° 27° 34° 44° 56° 63° 65° 64° 55° 40° 28° 25°

Low °F

11° 14° 19° 29° 40° 48° 52° 50° 42° 29° 17° 13°

Hours Light

8h 10h 12h 16h 17h 18h 17h 16h 14h 10h 8h 5h

Rain Days

7 6 7 4 5 7 11 15 15 11 8 7

Snowfall (inch)

11 11 10 4 0 0 0 0 0 8 13 17

Interior Alaska (Fairbanks, North Pole, Denali Park, Tok) Weather May

High and Low Temperature in May °F

Rain Days in May

Current Weather

-2°F clear sky
Local Time

Hourly 10 Days

Averages

  J F M A M J J A S O N D

High °F

24° 42° 60° 70° 72° 68° 55° 32° 12°

Low °F

-18° -15° 20° 38° 48° 52° 48° 38° 18° -4° -15°

Hours Light

6h 8h 12h 14h 18h 20h 19h 17h 14h 10h 7h 5h

Rain Days

9 7 7 4 8 11 13 15 10 11 9 8

Snowfall (inch)

10 8 5 3 1 0 0 0 2 11 13 12

Arctic Alaska (Coldfoot, Utqiagvi, Nome, Kotzebue) Weather May

High and Low Temperature in May °F

Snow days in May

Current Weather

14°F fog
Local Time

Hourly 10 Days

Averages

  J F M A M J J A S O N D

High °F

-8° -12° -10° 24° 38° 45° 41° 33° 18° -4°

Low °F

-19° -22° -20° -10° 15° 29° 33° 33° 28° -7° -17°

Hours Light

4h 8h 12h 16h 22h 24h 24h 20h 14h 10h 4h 0h

Snow Days

5 5 5 5 6 6 9 12 12 13 7 6

Snowfall (inch)

3 3 2 3 3 1 0 1 4 9 6 8


Alaska Weather by Month

Best Time to Visit Alaska

This depends greatly on the things you want to do during your stay. Spring is the best season to go on a cruise and see some gray whales. The warmest months are June, July and August with temperatures around a range of 45-70°F. September already brings cooler nights but you could also experience an extended summer with the warm Alaska weather being prolonged in September.

The northern lights can be observed from September through mid-April. During winter you can also view the artistic masterpieces created by ice carvers and try or watch some dog mushing. Winter in Alaska is also known for its spectacular festivals.

Things to know about Alaska

Alaska is of course a perfect vacation destination for winter sports activities like all sorts of skiing, dog mushing, ice skating, snowmobiling... this list could be continued endlessly. But Alaska is also a popular destination for summer vacations where you can visit various national parks, explore glaciers all year round, see wildlife such as brown bears, mooses and hawks and the breathtaking extent of untouched nature.

Alaska dog mushing
northern lights in Alaska
The northern lights or Aurora Borealis are another spectacle of nature that can be observed from April to November. And finally there are things to do out at sea like whale watching, fishing… even snorkeling is possible in summer!
All year round there are various festivals and celebrations that give you the chance to meet the locals of this huge state. Keep this vastness in mind when planning your trip, calculate enough time for your vacation and be sure to keep track of the weather in Alaska!

Alaska Location

Other destinations by month



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