Nelson Reservoir Weather Forecast

    • 43
    • 73

    Mostly Sunny

    • 37
    • 64

    Chance Rain

    • 30
    • 50

    Partly Sunny

    • 39
    • 64

    Mostly Cloudy

    • 38
    • 55

    Mostly Cloudy

    • 37
    • 60

    Chance Rain

Today 9 Mar Washington

Sunny. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 9 Mar Washington

Mostly clear. Lows in the lower 40s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nelson Reservoir Temperature Statistics

March Temperature

Blair Municipal Airport (4.3 miles)

  • Lowest 1 March, 2026

    20.8 °F

  • Average March

    41.2 °F

  • Highest 6 March, 2026

    67.8 °F

Climate (2021–Present)

Blair Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63 °F
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