Brother Jonathan Park Weather Forecast

    • 53
    • 64

    Increasing Clouds

    • 53
    • 61

    Mostly Cloudy

    • 52
    • 60

    Mostly Cloudy

    • 53
    • 62

    Mostly Cloudy

    • 54
    • 65

    Mostly Cloudy

    • 52
    • 62

    Areas Fog

    • 52
    • 61

    Mostly Cloudy

Today 19 Aug Coastal Del Norte

Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 63 to 76. Light Winds becoming west around 5 Mph in the afternoon.

Tonight 19 Aug Coastal Del Norte

Partly cloudy early in the evening then becoming mostly cloudy. Patchy fog in the evening. Areas of fog overnight. Lows 48 to 58. Southwest wind around 5 Mph in the evening becoming light.

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Brother Jonathan Park Temperature Statistics

August Temperature

Crescent City, Jack McNamara Field Airport (1.9 miles)

  • Lowest 2 August, 2026

    48.7 °F

  • Average August

    58.3 °F

  • Highest 1 August, 2026

    67.6 °F

Climate (2021–2026)

Crescent City, Jack McNamara Field Airport (1.9 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    58.7 °F
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