Altnow Reservoir Weather Forecast

    • 51
    • 90

    Sunny

    • 52
    • 92

    Sunny

    • 58
    • 96

    Mostly Sunny

    • 63
    • 98

    Hot

    • 59
    • 93

    Partly Sunny

    • 58
    • 93

    Slight Chance Thunderstorms

Today 20 Aug Harney County

Sunny. Highs 78 to 88. Northwest Winds up to 10 Mph. Gusts to 20 Mph this afternoon.

Tonight 20 Aug Harney County

Mostly clear. Lows 46 to 55. North Winds up to 10 Mph with Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Altnow Reservoir Temperature Statistics

August Temperature

Burns Municipal Airport (37.9 miles)

  • Lowest 8 August, 2025

    32.6 °F

  • Average August

    67.9 °F

  • Highest 12 August, 2025

    97.6 °F

Climate (2020–Present)

Burns Municipal Airport (37.9 miles)

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  • Average Low 2020–2025

    31.9 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    62.3 °F
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