Measurements:
°C
°F
Falmouth
12°F
SE 14 mph
Feels like: 0°F
Precip: 0%
World Resorts USA Falmouth Weather August Weather in Falmouth

Falmouth Weather: August

Average Day Temperature: 76.5°F
Average Night Temperature: 72.0°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: 1.0 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 81°F. The lowest night temperature was 63°F. The average values for day and night temperatures during August were 76.1°F и 68.1°F respectivly.

Falmouth Water Sea Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Falmouth was 74.8°F. The maximum and minimum values were 72.8°F and 77.8°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 1.0 in.

Wind Speed in August, mph

The average wind speed in August is 10.4 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 8.3 hours.

Best Time to Visit Falmouth
The most sunny months:
November 15 days
October 14 days
September 13 days
The most warm months:
July 77.1 °F
August 76.5 °F
September 71.5 °F
Warmest sea temperature:
August 76.7 °F
July 75.3 °F
September 72.7 °F
The most cold months:
February 35.3 °F
January 35.3 °F
March 41.5 °F
The most rainy months:
January 3 days
October 3 days
July 2 days
The most windy months:
November 14 mph
March 14 mph
January 14 mph

Falmouth on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Falmouth
Local time: 03:07
05 dec, friday
0600 10°F
SE
9 mph
0900 16°F
SE
3 mph
1200 24°F
NE
6 mph
1500 28°F
NE
11 mph
1800 30°F
NE
8 mph
2100 30°F
E
5 mph
06 dec, saturday
0000 32°F
NE
2 mph
0300 34°F
NW
4 mph