Threemile Reservoir Weather Forecast

    • 32
    • 53

    Gradual Clearing

    • 36
    • 52

    Increasing Clouds

    • 33
    • 50

    Partly Sunny

    • 37
    • 58

    Partly Sunny

    • 40
    • 62

    Partly Sunny

    • 39
    • 62

    Mostly Cloudy

    • 38
    • 60

    Mostly Cloudy

Today 3 Nov Harney County

Patchy fog in the morning. Mostly sunny. Highs 56 to 61.

Tonight 3 Nov Harney County

Decreasing Clouds. Lows 19 to 32. Northwest Winds up to 10 Mph.

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Threemile Reservoir Temperature Statistics

November Temperature

Rome (53.4 miles)

  • Lowest 1 November, 2026

    35.1 °F

  • Average November

    42.8 °F

  • Highest 1 November, 2026

    54 °F

Climate (2021–2026)

Rome (53.4 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    66.2 °F
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