Downingtown Weather Forecast
- 28
- 68
Rain Showers
- 22
- 39
Partly Sunny
- 25
- 38
Mostly Cloudy
- 33
- 49
Mostly Cloudy
- 37
- 54
Mostly Cloudy
- 35
- 57
Slight Chance Rain Showers
Today 16 Mar Eastern Chester
Cloudy. A chance of Showers with a slight chance of Thunderstorms this Morning, then Showers with a chance of Thunderstorms this afternoon. Some Thunderstorms may be severe with damaging Winds and small hail this afternoon. Locally heavy rainfall possible this afternoon. Breezy, warmer with Highs in the upper 60s. South Winds 15 to 25 Mph. Gusts up to 35 Mph, increasing to 45 Mph this afternoon. Chance of rain 90 percent.
Tonight 16 Mar Eastern Chester
Rain Showers with a chance of Thunderstorms in the Evening, then partly cloudy with a chance of rain Showers after midnight. Some Thunderstorms may be severe with damaging Winds and small hail. Locally heavy rainfall possible in the evening. Breezy and much Colder with Lows in the upper 20s. Southwest Winds 20 to 25 Mph, becoming west 15 to 25 Mph after midnight. Gusts up to 45 Mph. Chance of rain near 100 percent.
Downingtown Temperature Statistics
March Temperature
Chester County Airport (8.7 miles)
Lowest 2 March, 2026
21.6 °FAverage March
45.8 °FHighest 10 March, 2026
79 °F
Climate (2021–Present)
Chester County Airport (8.7 miles)
Average Low 2021–2026
45.9 °FAverage 2021–2026
54.4 °FAverage High 2021–2026
63 °F