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Monthly
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Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Brentwood, NH
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January
Average Temperature
High
1°
Feels -2
Low
-8°
Feels -13
Average Precipitation
8 Days
Rain amount
18.9mm
Snow amount
42.7cm
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Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
7°
11
3°
12
0°
13
5°
14
7°
15
4°
16
-3°
17
0°
18
2°
19
-1°
20
-6°
21
-7°
22
-5°
23
-4°
24
-4°
25
26
27
28
29
30
31
Forecast
Saturday, January 10, 2026
Day
7°
Feels 6
Wind
16 km/h NW
Gust
24 km/h
Humidity
49%
P.O.P
30%
Night
1°
Feels -3
Wind
17 km/h E
Gust
26 km/h
Humidity
100%
P.O.P
90%
Rain
~5 mm
Historical Averages
Jan 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.