Grove City Weather Forecast

    • 54
    • 72

    Mostly Cloudy

    • 50
    • 75

    Mostly Sunny

    • 56
    • 78

    Slight Chance Rain Showers

    • 58
    • 80

    Rain Showers Likely

    • 59
    • 80

    Chance Rain Showers

    • 59
    • 80

    Chance Rain Showers

    • 64
    • 84

    Slight Chance Thunderstorms

Today 22 Jun Mercer

Considerable cloudiness with a slight chance of Showers and Thunderstorms. Highs in the lower 70s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 22 Jun Mercer

Considerable cloudiness. Lows in the mid 50s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grove City Temperature Statistics

June Temperature

New Castle, New Castle Municipal Airport (18.6 miles)

  • Lowest 1 June, 2026

    43 °F

  • Average June

    68.2 °F

  • Highest 8 June, 2026

    88 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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