World Resorts USA Falmouth Weather

Falmouth sea water temperature

Current sea water temperature:
+31.1°F
Minimum sea water temperature in February: 41.7°F
Maximum sea water temperature in February: 31.1°F
Average sea water temperature in February: 36.4°F

Sea water temperature for the last 10 days:

February 5 31.1°F January 31 32.0°F
February 4 31.3°F January 30 32.4°F
February 3 32.5°F January 29 32.7°F
February 2 32.4°F January 28 32.7°F
February 1 32.0°F January 27 32.0°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
+16°F
S 9 mph
Feels like: +7°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
Falmouth
Local time: 21:18
February 06, friday
0000
14°F
S
7 mph
0300
12°F
S
8 mph
0600
21°F
S
9 mph
0900
27°F
SW
8 mph
1200
30°F
SW
9 mph
1500
30°F
SW
6 mph
1800
28°F
SW
4 mph
2100
28°F
W
2 mph
Units of measurement: °C / °F