Armstrong Reservoir Weather Forecast

    • 28
    • 46

    Increasing Clouds

    • 28
    • 62

    Partly Sunny

    • 18
    • 37

    Mostly Cloudy

    • 9
    • 34

    Partly Sunny

    • 21
    • 30

    Partly Sunny

    • 24
    • 46

    Partly Sunny

Today 10 Dec Webster

Mostly sunny in the morning then becoming partly cloudy. Highs in the upper 40s. Northwest Winds 15 to 20 Mph then becoming around 10 Mph in the afternoon.

Tonight 10 Dec Webster

Cloudy in the evening then becoming partly cloudy. Lows in the upper 20s. Light Winds.

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Armstrong Reservoir Temperature Statistics

December Temperature

Hastings, Hastings Municipal Airport (18 miles)

  • Lowest 4 December, 2025

    12.9 °F

  • Average December

    28.5 °F

  • Highest 8 December, 2025

    52 °F

Climate (2020–Present)

Hastings, Hastings Municipal Airport (18 miles)

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  • Average Low 2020–2025

    41.9 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    64.7 °F
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