Tripp Lake Weather Forecast

    • 48
    • 69

    Decreasing Clouds

    • 49
    • 71

    Mostly Sunny

    • 58
    • 72

    Mostly Cloudy

    • 59
    • 69

    Rain Showers Likely

    • 51
    • 69

    Chance Rain Showers

    • 48
    • 64

    Slight Chance Rain Showers

Today 27 Sep Walworth

Partly sunny. Patchy fog in the morning. Highs in the upper 60s. Calm Winds becoming northeast up to 5 Mph in the afternoon.

Tonight 27 Sep Walworth

Partly cloudy. Lows in the upper 40s. Calm Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tripp Lake Temperature Statistics

September Temperature

Janesville-Rock County (21.7 miles)

  • Lowest 14 September, 2026

    42.8 °F

  • Average September

    64.8 °F

  • Highest 1 September, 2026

    91.4 °F

Climate (2021–2026)

Janesville-Rock County (21.7 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.2 °F
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