Fish Lake Weather Forecast

    • 57
    • 84

    Rain Showers Likely

    • 56
    • 68

    Rain Showers

    • 52
    • 65

    Rain Showers Likely

    • 52
    • 69

    Chance Rain Showers

    • 54
    • 72

    Partly Sunny

    • 56
    • 78

    Mostly Sunny

Today 16 Sep Rock

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. South Winds up to 10 Mph, becoming southeast in the afternoon. Chance of precipitation 50 percent.

Tonight 16 Sep Rock

A chance of Thunderstorms. Showers likely. Lows in the upper 50s. Northwest Winds up to 10 Mph in the Evening, becoming light and variable. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Temperature Statistics

September Temperature

Ainsworth Regional Airport (34.2 miles)

  • Lowest 6 September, 2025

    38.3 °F

  • Average September

    65.8 °F

  • Highest 12 September, 2025

    94.5 °F

Climate (2020–Present)

Ainsworth Regional Airport (34.2 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    61.7 °F
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