Best year time to visit Alaska

General weather information about Alaska

Average annual temperature is 12.9 °C

Absolute maximum temperature: 34.6 °C

Absolute minimum temperature: -11.0 °C

Number of sunny days: 184 days

Number of rainy days: 177 days

Number of snow days: 4 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)17.420.521.326.729.732.334.633.331.729.224.315.9
Average daytime temperature (°C)6.410.411.318.323.427.729.628.125.819.312.58.7
Average temperature (°C)2.64.25.411.417.221.624.022.920.214.06.94.5
Average night temperature (°C)-0.2-0.20.95.711.216.118.918.215.29.82.61.2
Absolute minimum temperature (°C)-10.2-11.0-7.9-2.63.310.815.312.511.1-3.3-8.4-7.4

Alaska monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.214.314.914.613.712.511.210.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.87.26.59.011.011.312.111.010.17.57.84.4
Precipitation (mm)15568201974942107101201152152
Sunny days10161515181591617162215
Rainy days19121515131522151315716
Snow days201000000010

Best time to visit Alaska:

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

  • May — 11.0(h)
  • June — 11.3(h)
  • July — 12.1(h)
  • August — 11.0(h)

The largest precipitation sum in Alaska is at

  • January — 155(mm)
  • March — 201(mm)
  • October — 115(mm)
  • 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.