Richwood Weather Forecast

    • 67
    • 86

    Chance Rain Showers

    • 67
    • 86

    Chance Thunderstorms

    • 66
    • 86

    Chance Thunderstorms

    • 60
    • 80

    Partly Sunny

    • 66
    • 84

    Chance Rain Showers

    • 60
    • 81

    Rain Showers Likely

Today 15 Sep Union

Mostly sunny. Warmer with Highs in the mid 80s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 15 Sep Union

Mostly clear in the Evening, then partly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Warmer. Muggy. Lows in the upper 60s. South Winds 5 to 10 Mph. Chance of rain 40 percent.

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Richwood Temperature Statistics

September Temperature

Delaware Municipal Airport (13.7 miles)

  • Lowest 7 September, 2026

    57.2 °F

  • Average September

    74.9 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Delaware Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    61.9 °F
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