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14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Pease Air Force Base/Portsmouth, NH
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September
Average Temperature
High
22°
Feels 23
Low
12°
Feels 11
Average Precipitation
8 Days
Rain amount
62.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
26°
5
22°
6
21°
7
25°
8
23°
9
21°
10
26°
11
21°
12
21°
13
22°
14
23°
15
22°
16
21°
17
21°
18
21°
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Friday, September 4, 2026
Day
26°
Feels 26
Wind
13 km/h NW
Gust
23 km/h
Humidity
58%
P.O.P
20%
Night
16°
Feels 16
Wind
12 km/h NW
Gust
21 km/h
Humidity
94%
P.O.P
20%
Historical Averages
Sep 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.