World Resorts USA Portsmouth Weather

Portsmouth Sea Temperature in November

Average sea water temperature in November:
+51.2°F
Minimum sea water temperature in November: 58.3°F
Maximum sea water temperature in November: 46.2°F

Daily sea water temperature in November, °F

Show year:
2025
2024
2023

The average sea water temperature in November of 2025 was 51.1°F. The highest and lowest sea temperatures during the month were 58.3°F and 47.7°F.

Monthly sea water temperature in Portsmouth, °F

Which USA resorts have warmest sea in November?

Place name November 2025 November 2024
Fort Lauderdale 80.7°F 80.4°F
West Palm Beach 80.5°F 81.2°F
Kailua Kona 80.1°F 79.4°F
Kauai 79.4°F 77.9°F
Honolulu 79.2°F 78.7°F
Miami Beach 79.2°F 78.9°F
Hawaii 79.1°F 78.6°F
Maui 78.8°F 78.3°F
Islamorada 78.6°F 78.1°F
South Padre Island 78.3°F 78.2°F
Key Largo 78.2°F 77.6°F
Key West 78.1°F 78.0°F
Oahu 78.1°F 78.4°F
Miami 77.5°F 77.2°F
Everglades 77.0°F 75.5°F
Marco Island 74.7°F 75.6°F
Naples 74.5°F 75.5°F
Corpus Christi 74.0°F 74.9°F
Sanibel Island 73.7°F 75.4°F
Cocoa Beach 73.4°F 74.9°F

Best time for vacation in Portsmouth

Sunniest months:
November 16 days
October 14 days
September 13 days
Warmest months:
July 78.5 °F
August 77.0 °F
June 72.7 °F
Warmest sea temp:
August 65.0 °F
July 63.3 °F
September 62.2 °F
Coldest months:
January 33.2 °F
February 34.2 °F
December 37.8 °F
Rainiest months:
July 3 days
April 3 days
August 2 days
Windiest months:
March 9.7 mph
January 9.7 mph
February 9.6 mph

Portsmouth on a weather map

Portsmouth
+21°F
NE 13 mph
Feels like: +9°F
Precip.: 0%
Places in USA:
Name
°F
+27°F
+73°F
+73°F
+45°F
+61°F
+45°F
+50°F
+66°F
+27°F
+66°F
+46°F
+45°F
+41°F
+39°F
+27°F
24 Hours Forecast
Portsmouth
Local time: 10:13
December 31, wednesday
1200
27°F
NE
14 mph
1500
28°F
NE
12 mph
1800
28°F
NE
10 mph
2100
27°F
NE
10 mph
January 01, thursday
0000
27°F
NE
11 mph
0300
27°F
N
11 mph
0600
25°F
NE
10 mph
0900
25°F
E
12 mph
Units of measurement: °C / °F