Best year time to visit Alaska

General weather information about Alaska

Average annual temperature is 10.6 °C

Absolute maximum temperature: 34.0 °C

Absolute minimum temperature: -20.4 °C

Number of sunny days: 166 days

Number of rainy days: 172 days

Number of snow days: 27 days

Look at detailed online map of Alaska

* Weather data for Alaska United States is based on climate observations for 2026 year

Alaska air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.812.716.826.933.034.032.431.931.928.916.814.0
Average daytime temperature (°C)2.74.16.915.622.127.627.826.223.416.08.86.5
Average temperature (°C)-0.2-0.81.99.115.120.722.220.618.311.74.23.4
Average night temperature (°C)-2.6-4.8-1.94.08.914.717.216.013.98.40.71.2
Absolute minimum temperature (°C)-20.4-18.4-11.5-4.21.79.213.49.67.20.1-7.8-4.4

Alaska monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.615.315.013.912.511.09.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)2.96.26.68.710.411.511.710.37.85.66.23.1
Precipitation (mm)6196112975758144167311235053
Sunny days813121321189151771815
Rainy days111113161012221613231114
Snow days1246100000112

Alaska - weather forecast by months

Alaska weather in januaryAlaska weather in februaryAlaska weather in marchAlaska weather in aprilAlaska weather in mayAlaska weather in juneAlaska weather in julyAlaska weather in augustAlaska weather in septemberAlaska weather in octoberAlaska weather in novemberAlaska weather in december

Best time to visit Alaska:

The best time to visit Alaska during the most sunny months:

  • May — 10.4(h)
  • June — 11.5(h)
  • July — 11.7(h)
  • August — 10.3(h)

Months with the longest average daylight duration in Alaska:

  • June — 15.3(h)

The largest precipitation sum in Alaska is at

  • March — 112(mm)
  • July — 144(mm)
  • August — 167(mm)
  • October — 123(mm)

    • Weather forecast in the closest to Alaska admin centers

    Weather forecast in the closest towns to Alaska

    Explore Alaska

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

    When is the best time to visit Alaska?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Alaska.
    What is the weather like in Alaska?
    See average temperature, rainfall and daylight hours for Alaska by month in the table above.
    How many sunny days does Alaska have?
    The monthly weather statistics above show sunshine and rainfall patterns for Alaska throughout the year.