Park Reservoir Weather Forecast

    • 54
    • 74

    Patchy Smoke

    • 61
    • 82

    Patchy Smoke

    • 50
    • 80

    Patchy Smoke

    • 40
    • 62

    Mostly Sunny

    • 44
    • 62

    Mostly Sunny

    • 51
    • 70

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

Today 31 Jul Northeast Bighorn Mountains

Mostly sunny. Patchy smoke. Highs in the mid 70s. North Winds 5 to 15 Mph.

Tonight 31 Jul Northeast Bighorn Mountains

Mostly clear. Patchy smoke. Lows in the lower 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Park Reservoir Temperature Statistics

July Temperature

Sheridan County Airport (18 miles)

  • Lowest 1 July, 2026

    46.7 °F

  • Average July

    76.8 °F

  • Highest 12 July, 2026

    109.7 °F

Climate (2021–2026)

Sheridan County Airport (18 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    62.2 °F
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