Gilbert Bay Weather Forecast

    • 60
    • 78

    Thunderstorms

    • 56
    • 73

    Rain Showers

    • 51
    • 69

    Chance Rain Showers

    • 52
    • 74

    Rain Showers

    • 31
    • 60

    Chance Rain Showers

    • 32
    • 50

    Partly Sunny

Today 14 Apr Jefferson

Partly sunny. Light rain Showers and Thunderstorms likely late in the afternoon. Highs in the upper 70s. Southwest Winds 10 to 15 Mph. Chance of precipitation 70 percent.

Tonight 14 Apr Jefferson

Cloudy. Rain Showers and Thunderstorms through around Midnight, then chance of light rain Showers after midnight. Lows in the mid 50s. Southwest Winds 5 to 10 Mph. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gilbert Bay Temperature Statistics

April Temperature

Janesville-Rock County (18.6 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    42.7 °F

  • Highest 8 April, 2026

    71.6 °F

Climate (2021–Present)

Janesville-Rock County (18.6 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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