San Diego National Wildlife Refuge Weather Forecast

    • 61
    • 79

    Chance Rain Showers

    • 58
    • 75

    Chance Rain Showers

    • 54
    • 70

    Partly Sunny

    • 54
    • 68

    Mostly Sunny

    • 55
    • 71

    Mostly Sunny

    • 56
    • 72

    Mostly Sunny

    • 56
    • 72

    Sunny

Today 31 May San Diego County Inland Valleys

Partly cloudy this Morning, then mostly cloudy with a slight chance of Showers this afternoon. Highs 84 to 87 in the western Valleys to 86 to 91 near the Foothills. Light Winds becoming southwest 10 to 15 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 31 May San Diego County Inland Valleys

Mostly cloudy. A slight chance of Showers this Evening, then a chance of Showers overnight. Lows 56 to 64. Light Winds. Chance of measurable precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Diego National Wildlife Refuge Temperature Statistics

May Temperature

Gillespie Field Airport (8.1 miles)

  • Lowest 19 May, 2025

    50 °F

  • Average May

    62.1 °F

  • Highest 10 May, 2025

    96.8 °F

Climate (2020–Present)

Gillespie Field Airport (8.1 miles)

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  • Average Low 2020–2025

    52.9 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    76.1 °F
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