Richmond Weather Forecast

    • 58
    • 80

    Thunderstorms

    • 55
    • 83

    Chance Rain Showers

    • 63
    • 82

    Rain Showers Likely

    • 62
    • 83

    Rain Showers Likely

    • 48
    • 75

    Chance Rain Showers

    • 43
    • 64

    Partly Sunny

    • 46
    • 66

    Partly Sunny

Today 15 May Walworth

Sunny. Highs in the upper 70s. South Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 15 May Walworth

Clear then becoming partly cloudy late in the evening then becoming cloudy. Chance of light rain Showers and Thunderstorms through around Midnight, then rain Showers and Thunderstorms after midnight. Lows in the upper 50s. South Winds 5 to 15 Mph. Chance of precipitation 90 percent.

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Richmond Temperature Statistics

May Temperature

Janesville-Rock County (16.2 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    48.8 °F

  • Highest 4 May, 2026

    80.6 °F

Climate (2021–Present)

Janesville-Rock County (16.2 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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