World Resorts USA Anchorage Weather

Anchorage weather in May

Weather in Anchorage: May

Average day temperature: 48.5°F
Average night temperature: 41.4°F
Sea water temperature: 43.8°F
Number of sunny days: 5 days
Day length: 16.3 - 18.7 hours
Number of rainy days: 0 days
Precipitation totals: 0.4 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 53°F. At the same time the lowest night temperature was 39°F. Daily and nightly averages during May were 48.5°F and 42.3°F.

Sea water temperature in Anchorage in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 45.0°F. The highest and lowest sea temperatures during the month were 50.4°F and 38.5°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Anchorage in May is 0.4 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 4.0 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.1.

Best time for vacation in Anchorage

Sunniest months:
November 8 days
January 7 days
June 6 days
Warmest months:
July 59.5 °F
August 58.5 °F
June 56.4 °F
Warmest sea temp:
August 57.4 °F
July 57.1 °F
June 53.4 °F
Coldest months:
January 15.9 °F
December 17.2 °F
February 20.5 °F
Rainiest months:
August 3 days
September 2 days
October 2 days
Windiest months:
November 5.9 mph
October 5.6 mph
January 5.3 mph

Anchorage on a weather map

Anchorage
+30°F
S 4 mph
Feels like: +25°F
Precip.: 100%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Anchorage
Local time: 19:47
December 04, thursday
2100
30°F
S
4 mph
December 05, friday
0000
28°F
S
6 mph
0300
27°F
S
5 mph
0600
25°F
S
6 mph
0900
21°F
S
6 mph
1200
18°F
S
6 mph
1500
18°F
S
7 mph
1800
16°F
S
8 mph
Units of measurement: °C / °F