Green Valley Weather Forecast

    • 64
    • 75

    Rain Showers

    • 56
    • 74

    Chance Rain Showers

    • 57
    • 80

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 62
    • 85

    Partly Sunny

    • 58
    • 81

    Slight Chance Rain Showers

Today 18 Sep Western San Gabriel Mountains and Highway 14 Corridor

Showers with a slight chance of Thunderstorms in the Morning, then Showers likely with a slight chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall. Highs from the mid 70s to around 80 at low Elevations to around 70 at high Elevations. Southeast Winds 15 to 25 Mph.

Tonight 18 Sep Western San Gabriel Mountains and Highway 14 Corridor

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Lows in the mid 60s to around 70 except around 60 Colder Valleys and Slopes. South Winds 15 to 25 Mph.

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Green Valley Temperature Statistics

September Temperature

General Wm J Fox Airfield (13.7 miles)

  • Lowest 15 September, 2025

    55.9 °F

  • Average September

    77.8 °F

  • Highest 1 September, 2025

    102.9 °F

Climate (2020–Present)

General Wm J Fox Airfield (13.7 miles)

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  • Average Low 2020–2025

    49.4 °F

  • Average 2020–2025

    64.3 °F

  • Average High 2020–2025

    78.8 °F
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