Threemile Reservoir Weather Forecast

    • 28
    • 40

    Becoming Sunny

    • 33
    • 49

    Mostly Cloudy

    • 39
    • 53

    Rain

    • 32
    • 50

    Rain

    • 30
    • 49

    Slight Chance Rain/Snow

    • 34
    • 56

    Slight Chance Rain/Snow

Today 21 Feb Harney County

Increasing Clouds. Highs 39 to 44. Southeast Winds 10 to 15 Mph with Gusts to 25 Mph.

Tonight 21 Feb Harney County

Decreasing Clouds. Lows 20 to 28. Southeast Winds 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Threemile Reservoir Temperature Statistics

February Temperature

Rome (53.4 miles)

  • Lowest 19 February, 2026

    16 °F

  • Average February

    37.6 °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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