Harristown Weather Forecast
- 56
- 78
Decreasing Clouds
- 56
- 75
Partly Sunny
- 55
- 76
Mostly Sunny
- 61
- 83
Mostly Sunny
- 68
- 90
Mostly Sunny
- 67
- 92
Slight Chance Thunderstorms
Today 9 Jun Lancaster
Mostly sunny with a 20 percent chance of Showers. Highs in the upper 70s. West Winds 10 to 15 Mph, becoming northwest in the afternoon.
Tonight 9 Jun Lancaster
Partly cloudy. Lows in the lower 60s. South Winds around 5 Mph.
Harristown Temperature Statistics
June Temperature
Chester County Airport (11.2 miles)
Lowest 1 June, 2024
51.8 °FAverage June
71.7 °FHighest 4 June, 2024
84.2 °F
Climate (2019–Present)
Chester County Airport (11.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
46.3 °FAverage 2019–2024
54.6 °FAverage High 2019–2024
63.1 °F