Monthly Historical AveragesJohnstown, PA
Average Temperature
High
4°
Feels 2
Low
-3°
Feels -7
Average Precipitation
10 Days
47.5mm
9.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, December 26, 2025
Day
1°Feels -4
Wind
25 km/h SE
Gust
38 km/h
Humidity
59%
P.O.P
100%
Snow
<1 cm
Rain
~5 mm
Night
1°Feels -5
Wind
21 km/h SE
Gust
32 km/h
Humidity
100%
P.O.P
90%
Rain
~5 mm
Historical AveragesDec 26
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity