Measurements:
°C
°F
Falmouth
64°F
SW 11 mph
Feels like: 64°F
Precip: 4%
World Resorts USA Falmouth Weather August Weather in Falmouth

Falmouth Weather: August

Average Day Temperature: 77.6°F
Average Night Temperature: 71.9°F
Sea Water Temperature: 76.8°F
Number of Sunny Days: 13 days
Sunshine Hours: 13.2 - 14.4 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.1 in

Air Temperature in August, °F

Select Year: 2026 2025 2024

The highest day temperature in August 2026 was 95°F. The lowest night temperature was 65°F. The average values for day and night temperatures during August were 84.6°F и 70.8°F respectivly.

Falmouth Water Sea Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Falmouth was 77.0°F. The maximum and minimum values were 74.2°F and 79.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Falmouth is 1.1 in.

Wind Speed in August, mph

The average wind speed in August is 10.5 mph. It makes August one of the most windless months of the year for Falmouth.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Falmouth in August is 8.4 hours.

Best Time to Visit Falmouth
The most sunny months:
November 15 days
June 14 days
October 14 days
The most warm months:
July 78.0 °F
August 77.6 °F
September 71.5 °F
Warmest sea temperature:
August 76.8 °F
July 75.3 °F
September 72.7 °F
The most cold months:
February 34.8 °F
January 34.9 °F
December 41.2 °F
The most rainy months:
January 3 days
October 3 days
July 2 days
The most windy months:
November 14 mph
January 14 mph
December 14 mph

Falmouth on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +70
Sarasota +86
Washington +66
24 Hours Weather Forecast
Falmouth
Local time: 10:31
15 sep, tuesday
1200 66°F
SW
11 mph
1500 68°F
SW
9 mph
1800 66°F
W
9 mph
2100 64°F
W
7 mph
16 sep, wednesday
0000 62°F
NW
6 mph
0300 62°F
N
5 mph
0600 62°F
NE
4 mph
0900 66°F
NE
6 mph