Measurements:
°C
°F
Brattleboro
2°F
E 3 mph
Feels like: -6°F
Precip: 0%
World Resorts USA Brattleboro Weather September Weather in Brattleboro

Brattleboro Weather: September

Average Day Temperature: 70.4°F
Average Night Temperature: 53.6°F
Number of Sunny Days: 11 days
Sunshine Hours: 11.8 - 13.2 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.0 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 85°F. The lowest night temperature was 38°F. The average values for day and night temperatures during September were 73.9°F и 53.3°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Brattleboro is 1.0 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 4.6 mph. It makes September one of the most windless months of the year for Brattleboro.

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 Brattleboro in September is 7.1 hours.

Best Time to Visit Brattleboro
The most sunny months:
October 12 days
November 12 days
September 11 days
The most warm months:
July 80.7 °F
August 77.9 °F
June 74.6 °F
The most cold months:
January 25.9 °F
February 27.9 °F
December 32.7 °F
The most rainy months:
July 5 days
August 4 days
June 3 days
The most windy months:
March 7 mph
April 7 mph
February 7 mph

Brattleboro 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
Brattleboro
Local time: 03:06
05 dec, friday
0600 -2°F
E
2 mph
0900 6°F
E
2 mph
1200 16°F
N
4 mph
1500 20°F
N
7 mph
1800 18°F
NE
2 mph
2100 12°F
NE
2 mph
06 dec, saturday
0000 10°F
NE
2 mph
0300 8°F
E
2 mph