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Brattleboro weather in September

Weather in Brattleboro: September

Average day temperature: 67.7°F
Average night temperature: 53.3°F
Number of sunny days: 10 days
Day length: 11.8 - 13.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.2 in.

Air temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 80°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during September were 71.1°F and 52.4°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
34%
34%
31%

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
1.5
1.3
2.1
2.4
1.5
1.3
1.9
1.3
1.0
1.3
1.5
1.3
1.2
2.1
2.4
1.5
1.3
1.9
1.3
1.0
1.3

Precipitation total value in Brattleboro in September is 1.2 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.3
2.6
3.9
5.2
6.5
7.8
9.2
6.2
6.9
5.2
4.7
5.0
5.4
6.0
7.1
7.6
7.0
6.7
6.2
6.9
5.2
4.7
4.7
5.0
5.4
6.0
7.1
7.6
7.0
6.7

The average wind speed value in September is 4.7 mph It makes September one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.3
2.6
4.0
5.3
6.6
7.9
9.2
10.5
4.1
5.5
5.6
7.1
7.7
7.5
7.6
5.4
5.3
4.9
4.1
4.1
5.5
5.6
6.6
7.1
7.7
7.5
7.6
5.4
5.3
4.9
4.1

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.6.

Best time for vacation in Brattleboro

Sunniest months:
October 10 days
September 10 days
November 10 days
Warmest months:
July 76.9 °F
August 74.8 °F
June 71.8 °F
Coldest months:
January 28.3 °F
February 30.1 °F
December 34.4 °F
Rainiest months:
July 6 days
August 5 days
April 4 days
Windiest months:
March 7.6 mph
April 7.1 mph
February 7.0 mph

Brattleboro on a weather map

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Places in USA:
Name
°F
+39°F
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+66°F
+77°F
+45°F
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24 Hours Forecast
Brattleboro
Local time: 01:19
April 06, sunday
0300
36°F
N
2 mph
0600
39°F
SE
4 mph
0900
39°F
E
6 mph
1200
45°F
SE
11 mph
1500
45°F
SE
12 mph
1800
39°F
SE
8 mph
2100
36°F
E
4 mph
April 07, monday
0000
32°F
S
1 mph
Units of measurement: °C / °F