Threemile Reservoir Weather Forecast

    • 20
    • 35

    Decreasing Clouds

    • 27
    • 40

    Partly Sunny

    • 34
    • 48

    Partly Sunny

    • 38
    • 53

    Rain/Snow Likely

    • 31
    • 49

    Rain/Snow Likely

    • 31
    • 49

    Chance Rain/Snow

Today 20 Feb Harney County

Patchy fog in the morning. Mostly sunny. Highs 32 to 37. West Winds around 10 Mph.

Tonight 20 Feb Harney County

Increasing Clouds. Lows 15 to 22. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Threemile Reservoir Temperature Statistics

February Temperature

Rome (53.4 miles)

  • Lowest 2 February, 2026

    18.6 °F

  • Average February

    38.9 °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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