Measurements:
°C
°F
Astoria
44°F
E 11 mph
Feels like: 38°F
Precip: 100%
World Resorts USA Astoria Weather

Astoria Sea Water Temperature

Current Sea Water Temperature:
+47.2°F
Maximum Sea Water Temperature in January: 49.0°F
Minimum Sea Water Temperature in January: 40.2°F
Average water temperature in January: 47.0°F

Sea Water Temperature for the Last 10 Days:

January 08 47.2°F January 03 47.0°F
January 07 47.8°F January 02 46.4°F
January 06 47.4°F January 01 46.0°F
January 05 48.2°F December 31 47.2°F
January 04 47.6°F December 30 47.8°F

When is the Warmest Sea for Astoria?

According to our data for the last three years for Astoria the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Astoria was 67.6°F. The maximum and minimum values were 63.4°F and 71.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Astoria was 66.4°F. The maximum and minimum values were 62.4°F and 68.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Astoria was 64.4°F. The maximum and minimum values were 61.2°F and 67.6°F respectively.

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
January 45.2 °F
December 46.0 °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 +54
Hawaii +78
Honolulu +78
Houston +78
Las Vegas +54
Los Angeles +58
Maui +72
Miami +86
Miami Beach +80
New York +52
San Diego +64
San Francisco +52
Sarasota +82
Tampa +88
Washington +60
24 Hours Weather Forecast
Astoria
Local time: 12:29
08 jan, thursday
1500 48°F
E
16 mph
1800 48°F
SE
10 mph
2100 48°F
E
4 mph
09 jan, friday
0000 46°F
NE
4 mph
0300 46°F
N
6 mph
0600 46°F
N
6 mph
0900 46°F
NW
7 mph
1200 46°F
W
7 mph