Neff Reservoir Weather Forecast

    • 64
    • 96

    Areas Smoke

    • 63
    • 93

    Thunderstorms

    • 61
    • 89

    Rain Showers

    • 59
    • 84

    Rain Showers Likely

    • 64
    • 94

    Mostly Sunny

    • 65
    • 97

    Hot

    • 64
    • 94

    Slight Chance Thunderstorms

Today 20 Jul Natrona County Lower Elevations

Sunny, hot with Highs in the mid 90s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jul Natrona County Lower Elevations

Mostly clear in the Evening, then becoming partly cloudy. Patchy smoke in the Evening, then Areas of smoke after midnight. Breezy with Lows in the lower 60s. Northeast Winds 20 to 25 Mph with Gusts up to 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Neff Reservoir Temperature Statistics

July Temperature

Casper, Natrona County International Airport (37.3 miles)

  • Lowest 2 July, 2026

    46.7 °F

  • Average July

    74.4 °F

  • Highest 12 July, 2026

    103.6 °F

Climate (2021–2026)

Casper, Natrona County International Airport (37.3 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    61.5 °F
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