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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Greenfield, MA
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September
Average Temperature
High
23°
Feels 24
Low
11°
Feels 11
Average Precipitation
9 Days
Rain amount
77.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
21°
2
21°
3
26°
4
27°
5
24°
6
23°
7
25°
8
23°
9
23°
10
24°
11
23°
12
23°
13
23°
14
23°
15
23°
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Tuesday, September 1, 2026
Day
21°
Feels 21
Wind
12 km/h SE
Gust
18 km/h
Humidity
94%
P.O.P
100%
Rain
10-15 mm
Night
17°
Feels 17
Wind
11 km/h E
Gust
17 km/h
Humidity
100%
P.O.P
90%
Rain
~5 mm
Historical Averages
Sep 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.