Threemile Reservoir Weather Forecast

    • 57
    • 89

    Increasing Clouds

    • 55
    • 93

    Breezy

    • 53
    • 88

    Mostly Sunny

    • 59
    • 91

    Partly Sunny

    • 56
    • 87

    Slight Chance Thunderstorms

    • 53
    • 82

    Partly Sunny

    • 53
    • 84

    Mostly Sunny

Today 15 Jun Harney County

Sunny. Highs 80 to 90. Northwest Winds up to 10 Mph with Gusts to 20 Mph.

Tonight 15 Jun Harney County

Decreasing Clouds. Lows 48 to 56. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Threemile Reservoir Temperature Statistics

June Temperature

Rome (53.4 miles)

  • Lowest 11 June, 2026

    31.6 °F

  • Average June

    62 °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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