Heffner Lake Weather Forecast

    • 27
    • 53

    Mostly Cloudy

    • 28
    • 54

    Rain/Snow Likely

    • 22
    • 38

    Rain/Snow Likely

    • 15
    • 30

    Partly Sunny

    • 30
    • 41

    Breezy

    • 34
    • 49

    Chance Rain/Snow

Today 28 Mar McHenry

Mostly cloudy. Highs in the lower 50s. West Winds 5 to 10 Mph, becoming northeast 10 to 15 Mph in the afternoon.

Tonight 28 Mar McHenry

Mostly cloudy. Lows in the upper 20s. East Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heffner Lake Temperature Statistics

March Temperature

RUGBY (25.5 miles)

  • Lowest 16 March, 2026

    -11.2 °F

  • Average March

    23.5 °F

  • Highest 19 March, 2026

    62.6 °F

Climate (2021–Present)

RUGBY (25.5 miles)

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  • Average Low 2021–2026

    26.8 °F

  • Average 2021–2026

    37.7 °F

  • Average High 2021–2026

    48.2 °F
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