Monthly Historical AveragesChelmsford, MA
Average Temperature
High
1°
Feels -1
Low
-8°
Feels -12
Average Precipitation
8 Days
16.5mm
32.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, January 11, 2026
Day
7°Feels 5
Wind
17 km/h W
Gust
35 km/h
Humidity
53%
P.O.P
30%
Night
-4°Feels -11
Wind
29 km/h W
Gust
44 km/h
Humidity
60%
P.O.P
10%
Historical AveragesJan 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity