Whelan Lake Weather Forecast

    • 62
    • 76

    Increasing Clouds

    • 60
    • 74

    Mostly Cloudy

    • 62
    • 73

    Mostly Cloudy

    • 62
    • 72

    Mostly Cloudy

    • 60
    • 69

    Mostly Cloudy

    • 59
    • 70

    Partly Sunny

    • 59
    • 71

    Partly Sunny

Today 24 Jun San Diego County Coastal Areas

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 70 to 74 near the coast to 74 to 78 inland. Areas of Winds west to 10 Mph.

Tonight 24 Jun San Diego County Coastal Areas

Partly cloudy this evening. Becoming cloudy. Lows 57 to 63. Areas of Winds west 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Whelan Lake Temperature Statistics

June Temperature

Oceanside, Oceanside Municipal Airport (1.9 miles)

  • Lowest 20 June, 2026

    52.6 °F

  • Average June

    67.1 °F

  • Highest 12 June, 2026

    79.6 °F

Climate (2021–2026)

Oceanside, Oceanside Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    62.6 °F

  • Average High 2021–2026

    72.1 °F
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