Anchorage Weather in April
April for Anchorage means an end to really cold weather. Even so, the Alaskan city can still expect snow this month.
This page gives detailed information on typical April temperature, precipitation, snow, sun, humidity, wind and storms for Anchorage. The numbers here are historical averages based on climate data gathered at the Ted Stevens Anchorage International Airport, located a few miles from downtown Anchorage.
Temperature
45 °F | April average high | 7 °C |
30 °F | April average low | -1 °C |
25 days | 40 °F max. or more (4 °C) |
19 days | 32 °F min. or less (0 °C) |
Anchorage averages 9 days this month when the thermometer reaches into the 50s Fahrenheit (over 10 degrees Celsius). Temperatures above 60 °F (16 °C) are rare here during April. Typically 2 days this month stay entirely below freezing.
The thermometer dips to 20 °F (-8 °C) or below on an average of 2 nights. Every few years it does get as cold as 10 °F (-12 °C) in April.
Precipitation
0.4 in | total precipitation | 11 mm |
5 days | of rain or snowfall |
Half the time, Anchorage receives 0.1 to 0.5 inches (3 to 12 mm) of precipitation in April. One in four years has drier weather, while another one in four is wetter.
Snow
4.0 in | total snowfall | 10 cm |
3 days | with new snow |
April's snowfall varies a lot from year to year in Anchorage. Between 1.5 and 5.1 inches (3.8 to 13 cm) of fresh snow arrives in half the years. Less new snow lands in one out of four Aprils, while another twenty-five percent are snowier.
Anchorage typically has at least 5 inches (13 cm) of snow on the ground for 11 days this month. The snow normally accumulates to 10 inches (25 cm) or deeper on 7 days.
Sun
50 % | sunshine |
6 days | clear skies |
The sun's rays reach the ground in Anchorage during 50 percent of daylight hours on average in April, for a total of 222 hours in the month. Typically on 6 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in April at Anchorage lasts for 14 hours and 48 minutes a day on average. The shortest day of the month is the 1st with 13 hours and 25 minutes of daylight. By the end of the month, the days have lengthened to 16:10 from sunrise to sunset. These durations can vary by a minute or three from year to year.
Humidity
64 % | April average humidity |
The relative humidity in Anchorage during April usually peaks at 75 percent in the morning then drops to 54 percent by mid afternoon.
Local Time | 12 am | 3 am | 6 am | 9 am | 12 pm | 3 pm | 6 pm | 9 pm |
Humidity % | 69 | 72 | 75 | 67 | 58 | 54 | 56 | 64 |
Wind
7.3 mph | April wind speed average | 11.7 kph |
April is a little windier than most other months in Anchorage.
Storms
0 days | rainfall of 0.5 inches (13 mm) or more |
0 days | with thunderstorms in April |
Every few years, April does get a heavy snowstorm.
Reference
The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.