Jamul Weather Forecast

    • 58
    • 89

    Increasing Clouds

    • 54
    • 80

    Partly Sunny

    • 59
    • 84

    Mostly Sunny

    • 63
    • 88

    Mostly Sunny

    • 63
    • 92

    Sunny

    • 62
    • 93

    Sunny

Today 13 Mar San Diego County Inland Valleys

Mostly sunny. Highs 87 to 92. Areas of Winds east to 10 Mph becoming west this afternoon.

Tonight 13 Mar San Diego County Inland Valleys

Partly cloudy. Lows 51 to 59 in wind Sheltered Areas to 56 to 61 in warmer Locations. Areas of Winds south to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jamul Temperature Statistics

March Temperature

Gillespie Field Airport (9.3 miles)

  • Lowest 6 March, 2026

    41 °F

  • Average March

    57.1 °F

  • Highest 1 March, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (9.3 miles)

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  • Average Low 2021–2026

    53.3 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    76 °F
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