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Guerneville Weather Warning NWS WEATHER ALERT FOR THE GUERNEVILLE, CA AREA - Issued: 732 AM PDT Sat Oct 3 2026 Guerneville Weather Warning

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95446 Weather (Guerneville, CA)

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Clear at Guerneville (95446), temperature is 63°F17°C, dew point 52°F11°C, humidity 67%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 29.91 in1012 mb. Last update: 9:31 am.*
*Time is approximately 9:31 am Sat, Oct 03, 2026. Time will be within 15 minutes of current local time. Guerneville weather forecast data is updated every 15 minutes.

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Winter must be cold for those with no warm memories. ―Anne Bradstreet
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Guerneville CA Weather - 12:31 pm

Guerneville Weather Forecast

Weather forecast for: Guerneville CA
Last Update: 7:36 am PDT Oct 3, 2026
Today: Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight: Increasing clouds, with a low around 65. Calm wind.
Sunday: Cloudy through mid morning, then gradual clearing, with a high near 94. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night: Mostly clear, with a low around 63. West southwest wind around 5 mph becoming calm in the evening.
Monday: Sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night: Mostly clear, with a low around 64.
Tuesday: Sunny, with a high near 94.
Tuesday Night: Mostly clear, with a low around 63.
Wednesday: Sunny, with a high near 93.
Wednesday Night: Mostly clear, with a low around 61.
Thursday: Sunny, with a high near 89.
Thursday Night: Partly cloudy, with a low around 58.
Friday: Sunny, with a high near 82.

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