World Resorts USA Falmouth Weather

Falmouth sea water temperature

Current sea water temperature:
+32.9°F
Minimum sea water temperature in February: 41.7°F
Maximum sea water temperature in February: 30.2°F
Average sea water temperature in February: 35.9°F

Sea water temperature for the last 10 days:

February 26 32.9°F February 21 31.6°F
February 25 32.7°F February 20 33.1°F
February 24 32.7°F February 19 32.0°F
February 23 32.4°F February 18 31.6°F
February 22 32.0°F February 17 32.9°F

When is the warmest sea in Falmouth?

Based on the data about daily sea water temperature for the last three years the warmest sea in Falmouth was noticed in August, July and September.

Monthly Sea Temperatures in Falmouth, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 72.4°F. The highest and lowest sea temperatures during the month were 75.0°F and 70.5°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 72.1°F. The highest and lowest sea temperatures during the month were 74.7°F and 67.8°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 69.6°F. The highest and lowest sea temperatures during the month were 71.1°F and 67.5°F.

Best time for vacation in Falmouth

Sunniest months:
November 15 days
October 14 days
June 13 days
Warmest months:
July 74.4 °F
August 73.8 °F
September 69.3 °F
Warmest sea temp:
August 74.0 °F
July 72.8 °F
September 70.4 °F
Coldest months:
January 36.4 °F
February 36.8 °F
December 42.1 °F
Rainiest months:
January 3 days
October 3 days
July 2 days
Windiest months:
November 14.0 mph
March 13.9 mph
January 13.8 mph

Falmouth on a weather map

Falmouth
+43°F
E 5 mph
Feels like: +41°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+70°F
+70°F
+82°F
+77°F
+75°F
+73°F
+66°F
+45°F
+81°F
+59°F
+77°F
+77°F
+81°F
+36°F
24 Hours Forecast
Falmouth
Local time: 14:46
February 26, thursday
1500
43°F
E
5 mph
1800
36°F
SE
3 mph
2100
30°F
SE
4 mph
February 27, friday
0000
30°F
SE
9 mph
0300
30°F
SE
7 mph
0600
30°F
S
7 mph
0900
30°F
SE
5 mph
1200
36°F
NE
4 mph
Units of measurement: °C / °F