Monthly Historical AveragesHarmonsburg, PA
Average Temperature
High
0°
Feels -4
Low
-8°
Feels -13
Average Precipitation
10 Days
21.9mm
20.3cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 2, 2026
Day
-6°Feels -12
Wind
21 km/h W
Gust
32 km/h
Humidity
73%
P.O.P
60%
Snow
1-3 cm
Night
-9°Feels -14
Wind
16 km/h W
Gust
24 km/h
Humidity
86%
P.O.P
40%
Snow
1-3 cm
Historical AveragesJan 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity