Anchorage (AK) monthly weather averages

  • Average daytime temperature

    The bar chart below shows the average monthly peak daytime temperatures at Anchorage

    Anchorage average temperature chart
    Average monthly temperatures in Anchorage (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C -6.7 -3.5 0.1 6 12.3 16.2 18.3 17.1 12.8 4.6 -3 -6.2
    °F 20 25.6 32.3 42.7 54.1 61.1 64.9 62.7 55.1 40.3 26.6 20.9

    Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

  • Average rainfall & rainy days

    The graph below shows the average rainfall and number of rainy days per month.

    Average monthly rainfall in Anchorage (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 29 24 22 16 20 30 55 65 68 48 33 34
    inches 1.1 1 0.9 0.6 0.8 1.2 2.2 2.5 2.7 1.9 1.3 1.4
    Rainy days 8 8 8 7 8 9 12 14 14 12 9 11
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Anchorage

    Average daily sunshine Anchorage
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 3.6 5.2 7.2 8.8 10.7 5.4 4.4 7.4 6 4.4 3.4 2.5
  • Day / night temperatures

    The graph below shows the daily range of temperatures for each month.

    Maximum and minimum daily temperatures in Anchorage (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C -14.3 -11.7 -8.4 -2 3.7 8.5 11 9.6 5.2 -2.2 -10 -13.4
    Max °C -6.5 -3.4 0.4 6.2 12.5 16.4 18.5 17.3 13 4.8 -2.9 -6
    Min °F 6.3 11 17 28.5 38.7 47.2 51.7 49.2 41.4 28.1 14.1 7.9
    Max °F 13.3 18.5 24.8 35.8 46.6 54.3 58.5 56.1 48.4 34.3 20.5 14.5
  • Sea temperature

    The graph below shows the average sea temperature.

    Average sea temperature around Anchorage in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 4.9 4.3 3.8 4.2 6 8.9 11.5 12.3 11 8.6 6.6 5.5
    °F 40.8 39.7 38.9 39.5 42.8 48.1 52.7 54.1 51.8 47.6 44 41.9
  • Wind speed

    The graph below shows the average wind speed.

    Average wind speed in Anchorage (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 11 11 11 12 13 13 11 11 10 11 11 10
    mph 7 7 7 7 8 8 7 7 7 7 7 7

    A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

  • Relative humidity

    The graph below shows the average relative humidity.

    Average relative humidity in Anchorage
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    73% 72% 67% 65% 63% 67% 72% 76% 77% 76% 77% 77%
Anchorage

Other monthly averages

Anchorage weather stats

Anchorage weather statistics
Hottest month: July 18.3°C 64.9°F
Driest month: April 16mm 0.6ins
Sunniest month: March 7.2hrs
Coldest month: January -6.7°C 19.9°F
Wettest month: September 68mm 2.7ins
Warmest sea: August 12.3°C 54.1°F
Map showing location of Anchorage (61.21806, -149.90028)

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