White Horse Weather Forecast

    • 61
    • 75

    Chance Rain Showers

    • 57
    • 77

    Rain Showers

    • 53
    • 70

    Chance Rain Showers

    • 50
    • 64

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 50
    • 66

    Slight Chance Rain Showers

Today 19 Sep Lancaster

Mostly sunny. Highs around 70.

Tonight 19 Sep Lancaster

Mostly cloudy. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the lower 60s. Southeast Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

White Horse Temperature Statistics

September Temperature

Chester County Airport (7.5 miles)

  • Lowest 15 September, 2026

    50.7 °F

  • Average September

    71 °F

  • Highest 1 September, 2026

    87.3 °F

Climate (2021–2026)

Chester County Airport (7.5 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    63 °F
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