Denniston Weather Forecast

    • 68
    • 90

    Chance Thunderstorms

    • 63
    • 82

    Partly Sunny

    • 65
    • 85

    Partly Sunny

    • 68
    • 86

    Partly Sunny

    • 72
    • 88

    Mostly Sunny

    • 64
    • 87

    Chance Thunderstorms

Today 5 Sep Menifee

Partly sunny in the Morning, then partly cloudy with a chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the lower 90s. Light and variable Winds, becoming northwest around 5 Mph in the afternoon. Chance of rain 40 percent.

Tonight 5 Sep Menifee

A chance of Thunderstorms in the evening. Partly cloudy with a chance of Showers. Areas of valley fog late. Humid with Lows in the mid 60s. West Winds around 5 Mph, becoming north late. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Denniston Temperature Statistics

September Temperature

Clyde A. Thomas Regional Airport (20.5 miles)

  • Lowest 2 September, 2026

    71.6 °F

  • Average September

    82.7 °F

  • Highest 1 September, 2026

    95 °F

Climate (2021–2026)

Clyde A. Thomas Regional Airport (20.5 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.6 °F
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