World Resorts USA Astoria Weather

Astoria Sea Temperature in September

Average sea water temperature in September:
+63.4°F
Minimum sea water temperature in September: 68.2°F
Maximum sea water temperature in September: 58.1°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 63.0°F. The highest and lowest sea temperatures during the month were 65.8°F and 60.1°F.

Monthly sea water temperature in Astoria, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Key Largo 86.6°F 87.1°F
Fort Lauderdale 86.4°F 86.4°F
West Palm Beach 86.2°F 86.4°F
Everglades 86.2°F 87.0°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Marco Island 86.0°F 87.2°F
South Padre Island 86.0°F 85.8°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°F
Sanibel Island 85.7°F 87.0°F
Galveston Island 85.5°F 84.4°F
Galveston 85.5°F 83.7°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Cocoa Beach 84.6°F 85.2°F
Tampa 84.3°F 86.0°F
New Orleans 84.3°F 82.9°F

Best time for vacation in Astoria

Sunniest months:
August 12 days
September 11 days
July 11 days
Warmest months:
August 66.1 °F
July 64.5 °F
September 63.5 °F
Warmest sea temp:
August 65.8 °F
July 65.5 °F
September 63.4 °F
Coldest months:
February 45.0 °F
January 46.3 °F
December 46.4 °F
Rainiest months:
January 7 days
November 7 days
December 5 days
Windiest months:
December 9.1 mph
February 8.5 mph
January 8.5 mph

Astoria on a weather map

Astoria
+61°F
NW 6 mph
Feels like: +59°F
Precip.: 0%
Places in USA:
Name
°F
+19°F
+77°F
+77°F
+73°F
+75°F
+52°F
+55°F
+72°F
+16°F
+63°F
+66°F
+50°F
+46°F
+54°F
+27°F
24 Hours Forecast
Astoria
Local time: 18:23
February 05, thursday
2100
52°F
W
7 mph
February 06, friday
0000
48°F
W
7 mph
0300
48°F
W
6 mph
0600
48°F
W
6 mph
0900
48°F
W
6 mph
1200
50°F
NW
2 mph
1500
52°F
E
6 mph
1800
50°F
NW
6 mph
Units of measurement: °C / °F