Monthly Historical AveragesMount Gretna, PA
Average Temperature
High
3°
Feels 0
Low
-5°
Feels -10
Average Precipitation
8 Days
19mm
26.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
2°Feels -1
Wind
21 km/h E
Gust
38 km/h
Humidity
86%
P.O.P
90%
Snow
1-3 cm
Rain
1-3 mm
Night
-2°Feels -9
Wind
30 km/h NW
Gust
45 km/h
Humidity
86%
P.O.P
90%
Snow
5-10 cm
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity