Harristown Weather Forecast
- 48
- 60
Rain
- 40
- 54
Rain
- 32
- 50
Mostly Cloudy
- 31
- 44
Chance Rain/Snow
- 25
- 42
Slight Chance Snow
- 29
- 40
Mostly Cloudy
Today 2 Dec Lancaster
Mostly cloudy. Unseasonably warm with Highs around 60. Southwest Winds 5 to 10 Mph.
Tonight 2 Dec Lancaster
A slight chance of rain in the Evening, then rain after midnight. Unseasonably mild. Lows in the upper 40s. East Winds 5 to 10 Mph. Chance of rain near 100 percent.
Harristown Temperature Statistics
December Temperature
Chester County Airport (11.2 miles)
Lowest
–Average December
–Highest
–
Climate (2018–Present)
Chester County Airport (11.2 miles)
Average Low 2018–2023
46.3 °FAverage 2018–2023
54.7 °FAverage High 2018–2023
63.1 °F