Lake Grove Weather Forecast

    • 33
    • 53

    Increasing Clouds

    • 21
    • 40

    Slight Chance Rain

    • 28
    • 33

    Chance Rain/Snow

    • 24
    • 47

    Mostly Cloudy

    • 15
    • 31

    Mostly Cloudy

    • 19
    • 27

    Chance Snow

    • 19
    • 33

    Chance Snow

Today 30 Jan Waukesha

Mostly sunny. Southwest Winds 5 to 15 Mph.

Tonight 30 Jan Waukesha

Not as cold. Partly cloudy through around Midnight, then cloudy with a 40 percent chance of light rain after midnight. Lows in the mid 30s. Southwest Winds up to 5 Mph shifting to the northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Grove Temperature Statistics

January Temperature

Watertown (11.2 miles)

  • Lowest 24 January, 2025

    -13.9 °F

  • Average January

    17.1 °F

  • Highest 17 January, 2025

    49.5 °F

Climate (2020–Present)

Watertown (11.2 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    55.1 °F
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