Cotherman Lake Weather Forecast

    • 38
    • 62

    Rain Likely

    • 38
    • 57

    Rain

    • 29
    • 45

    Chance Rain

    • 27
    • 37

    Mostly Cloudy

    • 21
    • 33

    Chance Snow

    • 15
    • 30

    Partly Sunny

Today 18 Feb St. Joseph

Mostly cloudy with rain with a slight chance of Thunderstorms this Morning, then sunny this afternoon. Highs in the lower 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 18 Feb St. Joseph

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the upper 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cotherman Lake Temperature Statistics

February Temperature

Haines Memorial Airport (6.2 miles)

  • Lowest 1 February, 2026

    -13 °F

  • Average February

    23.7 °F

  • Highest 15 February, 2026

    53.6 °F

Climate (2021–Present)

Haines Memorial Airport (6.2 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    60.3 °F
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