Measurements:
°C
°F
Haines
34°F
SE 7 mph
Feels like: 28°F
Precip: 22%
World Resorts USA Haines Weather May Weather in Haines

Haines Weather: May

Average Day Temperature: 45.8°F
Average Night Temperature: 38.2°F
Sea Water Temperature: 45.3°F
Number of Sunny Days: 5 days
Sunshine Hours: 15.9 - 18.0 hours
Number of Rainy Days: 4 days
Precipitation Totals: 2.1 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 28°F. The average values for day and night temperatures during May were 43.6°F и 37.0°F respectivly.

Haines Water Sea Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Haines was 44.8°F. The maximum and minimum values were 39.6°F and 49.0°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 Haines is 2.1 in.

Wind Speed in May, mph

The average wind speed in May is 5.2 mph. It makes May one of the most windless months of the year for Haines.

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 Haines in May is 5.3 hours.

Best Time to Visit Haines
The most sunny months:
January 5 days
February 5 days
March 5 days
The most warm months:
August 57.6 °F
July 55.9 °F
June 52.0 °F
Warmest sea temperature:
July 55.3 °F
August 55.3 °F
June 51.4 °F
The most cold months:
December 19.7 °F
January 23.2 °F
February 25.4 °F
The most rainy months:
October 10 days
September 9 days
January 7 days
The most windy months:
December 8 mph
January 8 mph
February 7 mph

Haines on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +72
Washington +58
24 Hours Weather Forecast
Haines
Local time: 20:40
26 oct, monday
2100 34°F
SE
7 mph
27 oct, tuesday
0000 30°F
SE
12 mph
0300 30°F
SE
13 mph
0600 30°F
SE
14 mph
0900 32°F
SE
13 mph
1200 42°F
SE
12 mph
1500 44°F
SE
12 mph
1800 28°F
SE
11 mph