Collinsville Weather Forecast

    • 63
    • 89

    Slight Chance Rain Showers

    • 56
    • 77

    Mostly Sunny

    • 47
    • 78

    Rain Showers Likely

    • 36
    • 58

    Rain Showers Likely

    • 30
    • 49

    Mostly Sunny

    • 47
    • 59

    Partly Sunny

    • 45
    • 69

    Partly Sunny

Today 16 Apr York

Mostly sunny. Continued Unseasonably hot. Near steady temperature in the upper 80s. Southwest Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 16 Apr York

Partly cloudy this Evening, then mostly cloudy with a slight chance of Showers after midnight. Unseasonably mild. Lows in the mid 60s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Collinsville Temperature Statistics

April Temperature

Lancaster, Lancaster Airport (19.9 miles)

  • Lowest 8 April, 2026

    27 °F

  • Average April

    52.5 °F

  • Highest 4 April, 2026

    80.1 °F

Climate (2021–Present)

Lancaster, Lancaster Airport (19.9 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.2 °F
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