Measurements:
°C
°F
Astoria
50°F
NW 2 mph
Feels like: 48°F
Precip: 100%
World Resorts USA Astoria Weather May Weather in Astoria

Astoria Weather: May

Average Day Temperature: 57.0°F
Average Night Temperature: 48.9°F
Sea Water Temperature: 56.7°F
Number of Sunny Days: 6 days
Sunshine Hours: 14.4 - 15.5 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.0 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 74°F. The lowest night temperature was 45°F. The average values for day and night temperatures during May were 55.8°F и 50.9°F respectivly.

Astoria Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Astoria was 57.2°F. The maximum and minimum values were 54.2°F and 61.6°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 Astoria is 1.0 in.

Wind Speed in May, mph

The average wind speed in May is 6.9 mph.

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 Astoria in May is 6.0 hours.

Best Time to Visit Astoria
The most sunny months:
August 12 days
July 11 days
September 11 days
The most warm months:
August 67.9 °F
July 66.1 °F
September 65.0 °F
Warmest sea temperature:
August 67.6 °F
July 67.2 °F
September 64.9 °F
The most cold months:
February 44.5 °F
December 45.2 °F
January 45.2 °F
The most rainy months:
January 9 days
November 7 days
December 5 days
The most windy months:
December 9 mph
January 8 mph
February 8 mph

Astoria on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +44
Los Angeles +56
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +58
San Francisco +48
Sarasota +64
Tampa +64
Washington +28
24 Hours Weather Forecast
Astoria
Local time: 22:06
05 dec, friday
0000 50°F
NE
4 mph
0300 52°F
N
4 mph
0600 52°F
NE
7 mph
0900 52°F
NE
12 mph
1200 52°F
NE
12 mph
1500 52°F
E
13 mph
1800 52°F
E
14 mph
2100 52°F
E
14 mph