Fetters Hot Springs-Agua Caliente Weather Forecast

    • 45
    • 73

    Becoming Sunny

    • 47
    • 77

    Mostly Sunny

    • 49
    • 80

    Mostly Sunny

    • 48
    • 80

    Partly Sunny

    • 48
    • 75

    Partly Sunny

    • 48
    • 72

    Partly Sunny

Today 28 Apr North Bay Interior Valleys

Sunny. Patchy fog in the morning. Highs in the 60s to mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 28 Apr North Bay Interior Valleys

Mostly clear. Areas of fog after midnight. Lows in the 40s to lower 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fetters Hot Springs-Agua Caliente Temperature Statistics

April Temperature

Petaluma Municipal Airport (7.5 miles)

  • Lowest 18 April, 2026

    35.6 °F

  • Average April

    56.3 °F

  • Highest 5 April, 2026

    84.2 °F

Climate (2021–Present)

Petaluma Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.6 °F
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