Exton Weather Forecast
- 19
- 33
Slight Chance Snow Showers
- 26
- 34
Partly Sunny
- 23
- 41
Slight Chance Snow
- 16
- 31
Partly Sunny
- 12
- 30
Mostly Cloudy
- 11
- 22
Partly Sunny
Today 15 Jan Eastern Chester
Partly sunny. A slight chance of snow this morning. Much cooler with Highs in the lower 30s. Temperature falling into the upper 20s this afternoon. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.
Tonight 15 Jan Eastern Chester
Mostly cloudy in the Evening, then clearing. Colder with Lows around 19. West Winds 15 to 20 Mph with Gusts up to 35 Mph.
Exton Temperature Statistics
January Temperature
Chester County Airport (13 miles)
Lowest 3 January, 2026
15.6 °FAverage January
33.7 °FHighest 7 January, 2026
53.6 °F
Climate (2021–Present)
Chester County Airport (13 miles)
Average Low 2021–2026
46 °FAverage 2021–2026
54.5 °FAverage High 2021–2026
63 °F