Threemile Reservoir Weather Forecast

    • 46
    • 69

    Rain Showers Likely

    • 41
    • 71

    Becoming Sunny

    • 42
    • 70

    Mostly Sunny

    • 51
    • 78

    Sunny

    • 54
    • 86

    Sunny

    • 53
    • 86

    Sunny

    • 56
    • 86

    Sunny

Today 8 Jun Harney County

Mostly cloudy. Highs 62 to 70. Breezy. Southwest Winds 10 to 20 Mph with Gusts to 35 Mph.

Tonight 8 Jun Harney County

Rain Showers this Evening, then partly cloudy after midnight. Chance of rain 80 percent. Lows 39 to 46. Breezy. Southwest Winds 10 to 20 Mph with Gusts to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Threemile Reservoir Temperature Statistics

June Temperature

Rome (53.4 miles)

  • Lowest 1 June, 2026

    40.6 °F

  • Average June

    64.7 °F

  • Highest 5 June, 2026

    91.7 °F

Climate (2021–Present)

Rome (53.4 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    66.2 °F
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