Threemile Reservoir Weather Forecast

    • 30
    • 52

    Chance Rain Showers

    • 35
    • 54

    Partly Sunny

    • 39
    • 58

    Mostly Cloudy

    • 40
    • 59

    Chance Rain

    • 33
    • 54

    Rain Likely

    • 32
    • 56

    Slight Chance Rain

    • 36
    • 61

    Mostly Sunny

Today 25 Feb Harney County

Decreasing Clouds. A chance of snow Showers this morning. A chance of rain Showers. Chance of precipitation 30 percent. Highs 46 to 51. Breezy. West Winds 10 to 20 Mph with Gusts to 30 Mph.

Tonight 25 Feb Harney County

Partly cloudy. Patchy fog. Colder with Lows 22 to 30. West Winds 10 to 15 Mph this Evening, becoming light after midnight.

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Threemile Reservoir Temperature Statistics

February Temperature

Rome (53.4 miles)

  • Lowest 21 February, 2026

    15.7 °F

  • Average February

    37.7 °F

  • Highest 7 February, 2026

    63.6 °F

Climate (2021–Present)

Rome (53.4 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    65.9 °F
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