Chester Weather Forecast

    • 66
    • 88

    Decreasing Clouds

    • 69
    • 93

    Mostly Sunny

    • 71
    • 95

    Mostly Sunny

    • 60
    • 93

    Rain Showers Likely

    • 54
    • 74

    Chance Rain Showers

    • 52
    • 68

    Chance Rain Showers

Today 17 May Delaware

Mostly sunny. Hot with Highs in the upper 80s. West Winds 5 to 10 Mph.

Tonight 17 May Delaware

Partly cloudy. Lows in the mid 60s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Chester Temperature Statistics

May Temperature

Philadelphia, Philadelphia International Airport (6.8 miles)

  • Lowest 1 May, 2026

    47.6 °F

  • Average May

    62 °F

  • Highest 5 May, 2026

    86.6 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (6.8 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    67 °F
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