Smyma Weather Forecast

    • 58
    • 79

    Partly Sunny

    • 56
    • 78

    Mostly Sunny

    • 56
    • 77

    Mostly Sunny

    • 60
    • 81

    Partly Sunny

    • 69
    • 84

    Slight Chance Thunderstorms

    • 59
    • 81

    Partly Sunny

Today 5 Sep Lancaster

Mostly sunny. Highs in the lower 80s. North Winds 5 to 10 Mph.

Tonight 5 Sep Lancaster

Mostly clear. Lows in the upper 50s. North Winds 5 to 10 Mph.

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  • Temperature Real-Time

Smyma Temperature Statistics

September Temperature

Chester County Airport (9.3 miles)

  • Lowest 3 September, 2026

    68.2 °F

  • Average September

    74.5 °F

  • Highest 1 September, 2026

    87.3 °F

Climate (2021–2026)

Chester County Airport (9.3 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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