Measurements:
°C
°F
Girdwood
64°F
SE 5 mph
Feels like: 64°F
Precip: 1%
World Resorts USA Girdwood Weather May Weather in Girdwood

Girdwood Weather: May

Average Day Temperature: 46.5°F
Average Night Temperature: 35.2°F
Sea Water Temperature: 43.2°F
Number of Sunny Days: 2 days
Sunshine Hours: 16.2 - 18.6 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.5 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 49°F. The lowest night temperature was 12°F. The average values for day and night temperatures during May were 39.0°F и 32.1°F respectivly.

Girdwood Water Sea Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Girdwood was 41.1°F. The maximum and minimum values were 38.4°F and 45.8°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are gloomy but you can also expect sunny days.

Precipitation Totals in May, in

Precipitation total in May for Girdwood is 1.5 in.

Wind Speed in May, mph

The average wind speed in May is 5.7 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Girdwood in May is 4.8 hours.

Best Time to Visit Girdwood
The most sunny months:
January 7 days
November 7 days
December 7 days
The most warm months:
July 61.6 °F
August 59.0 °F
June 58.3 °F
Warmest sea temperature:
August 55.9 °F
July 55.4 °F
September 51.8 °F
The most cold months:
December 11.5 °F
January 14.0 °F
November 17.2 °F
The most rainy months:
September 7 days
October 5 days
August 5 days
The most windy months:
January 6 mph
February 6 mph
December 6 mph

Girdwood on the Weather Map

USA Resorts:
NAME
Boston +90
Chicago +76
Hawaii +78
Honolulu +78
Houston +86
Las Vegas +92
Los Angeles +70
Maui +70
Miami +82
Miami Beach +84
New York +94
San Diego +64
San Francisco +60
Sarasota +94
Tampa +92
24 Hours Weather Forecast
Girdwood
Local time: 09:04
04 jun, thursday
1200 68°F
E
6 mph
1500 72°F
E
6 mph
1800 72°F
E
6 mph
2100 70°F
E
5 mph
05 jun, friday
0000 46°F
S
1 mph
0300 40°F
W
2 mph
0600 42°F
SW
2 mph
0900 62°F
N
0 mph