World Resorts USA Dewey Beach Weather

Dewey Beach Sea Temperature in September

Average sea water temperature in September:
+73.2°F
Minimum sea water temperature in September: 79.5°F
Maximum sea water temperature in September: 68.4°F

Daily sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 71.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 69.6°F.

Monthly sea water temperature in Dewey Beach, °F

Which USA resorts have warmest sea in September?

Place name September 2024 September 2023
Key West 87.4°F 87.3°F
Naples 87.2°F 86.8°F
Marco Island 87.2°F 86.7°F
Everglades 87.0°F 86.8°F
Siesta Key 86.8°F 85.8°F
Sarasota 86.7°F 85.8°F
Cape Coral 86.5°F 86.0°F
Fort Lauderdale 86.4°F 86.2°F
West Palm Beach 86.4°F 86.2°F
Miami Beach 86.3°F 86.3°F
Clearwater Beach 86.2°F 85.5°F
St. Petersburg 86.1°F 85.3°F
Miami 86.0°F 86.0°F
Tampa 86.0°F 85.5°F
South Padre Island 85.8°F 86.3°F
Cocoa Beach 85.2°F 84.4°F
Panama City Beach 84.8°F 85.1°F
Santa Rosa Beach 84.8°F 85.3°F
Corpus Christi 84.7°F 87.1°F
Miramar Beach 84.6°F 85.2°F

Best time for vacation in Dewey Beach

Sunniest months:
November 17 days
October 15 days
June 14 days
Warmest months:
July 80.4 °F
August 78.7 °F
June 74.2 °F
Warmest sea temp:
July 74.9 °F
August 74.6 °F
September 73.2 °F
Coldest months:
January 42.3 °F
February 44.2 °F
December 46.4 °F
Rainiest months:
July 4 days
August 4 days
March 4 days
Windiest months:
March 13.1 mph
January 12.2 mph
April 12.2 mph

Dewey Beach on a weather map

Dewey Beach
+36°F
E 18 mph
Feels like: +25°F
Precip.: 0%
Places in USA:
Name
°F
+32°F
+32°F
+73°F
+73°F
+55°F
+59°F
+70°F
+28°F
+54°F
+55°F
+55°F
+59°F
+57°F
+54°F
+27°F
24 Hours Forecast
Dewey Beach
Local time: 00:55
January 03, friday
0300
34°F
E
19 mph
0600
32°F
E
16 mph
0900
34°F
E
14 mph
1200
37°F
NE
14 mph
1500
39°F
NE
17 mph
1800
39°F
NE
14 mph
2100
36°F
SE
25 mph
January 04, saturday
0000
34°F
SE
25 mph
Units of measurement: °C / °F