World Resorts USA Chatham Weather

Chatham Sea Temperature in September

Average sea water temperature in September:
+65.5°F
Minimum sea water temperature in September: 70.7°F
Maximum sea water temperature in September: 60.6°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 65.5°F. The highest and lowest sea temperatures during the month were 68.5°F and 63.9°F.

Monthly sea water temperature in Chatham, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Fort Lauderdale 86.4°F 86.4°F
West Palm Beach 86.2°F 86.4°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°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
St. Petersburg 84.1°F 86.1°F
Clearwater Beach 84.0°F 86.2°F
Panama City Beach 83.4°F 84.8°F
Destin 83.1°F 84.5°F
Orlando 82.8°F 83.6°F
Daytona Beach 82.7°F 83.2°F
Kauai 81.5°F 79.4°F

Best time for vacation in Chatham

Sunniest months:
November 14 days
June 13 days
August 13 days
Warmest months:
July 74.2 °F
August 73.6 °F
September 68.5 °F
Warmest sea temp:
August 68.6 °F
July 67.8 °F
September 65.5 °F
Coldest months:
January 36.1 °F
February 36.3 °F
December 41.6 °F
Rainiest months:
October 3 days
January 2 days
April 2 days
Windiest months:
January 14.9 mph
December 14.9 mph
March 14.8 mph

Chatham on a weather map

Chatham
+73°F
E 5 mph
Feels like: +75°F
Precip.: 2%
Places in USA:
Name
°F
+75°F
+75°F
+81°F
+61°F
+82°F
+81°F
+70°F
+79°F
+73°F
+63°F
+54°F
+84°F
+84°F
+82°F
+68°F
24 Hours Forecast
Chatham
Local time: 09:43
June 25, thursday
1200
77°F
NE
9 mph
1500
79°F
NE
13 mph
1800
72°F
NE
12 mph
2100
68°F
N
12 mph
June 26, friday
0000
68°F
NE
13 mph
0300
66°F
E
8 mph
0600
63°F
SE
7 mph
0900
66°F
N
14 mph
Units of measurement: °C / °F