Loma Alta Weather Forecast

    • 49
    • 64

    Chance Rain Showers

    • 42
    • 63

    Mostly Sunny

    • 46
    • 66

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 49
    • 69

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

Today 7 Jan San Diego County Coastal Areas

Mostly cloudy in the morning. Becoming partly cloudy. A chance of Showers. Highs 62 to 65. Light Winds becoming west 10 Mph in the afternoon. Chance of measurable precipitation 50 percent.

Tonight 7 Jan San Diego County Coastal Areas

Partly cloudy in the evening. Becoming mostly cloudy. Lows 47 to 52. Areas of Winds west 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Loma Alta Temperature Statistics

January Temperature

Oceanside, Oceanside Municipal Airport (0.6 miles)

  • Lowest 1 January, 2026

    55.9 °F

  • Average January

    60.8 °F

  • Highest 3 January, 2026

    68 °F

Climate (2021–Present)

Oceanside, Oceanside Municipal Airport (0.6 miles)

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  • Average Low 2021–2026

    52.8 °F

  • Average 2021–2026

    62.3 °F

  • Average High 2021–2026

    71.6 °F
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