Nicasio Weather Forecast

    • 50
    • 67

    Increasing Clouds

    • 50
    • 71

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 52
    • 73

    Patchy Fog

    • 52
    • 75

    Patchy Fog

    • 52
    • 74

    Partly Sunny

Today 20 Jun Marin Coastal Range

Mostly cloudy in the morning then becoming sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 20 Jun Marin Coastal Range

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nicasio Temperature Statistics

June Temperature

Novato / Gnoss Field (9.3 miles)

  • Lowest 7 June, 2026

    46.4 °F

  • Average June

    66 °F

  • Highest 11 June, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (9.3 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    72.5 °F
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