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Fulton, CA Weather Tomorrow

Your Fulton weather tomorrow forecast is paired with a detailed 5 day outlook featuring precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction across the Fulton area and around Sonoma county, California.
Updated: Wed Sep 23rd 2026 4:00 AM PDT
Fulton, CA Weather – 9-23 – Sunny
90° / 56°
Sunny
It will be sunny in Fulton, with a high of 90°F and a low of 56°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 10mph and gusts of 20.1mph at 3 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 72% at 5 AM and 19% being its lowest at 2 PM. Barometric pressure is its highest of 29.9inHg at 8 AM, a lowest point of 29.81inHg at 4 PM with an avg 29.85inHg.
Fulton, CA Weather – 9-24 – Overcast
85° / 59°

Weather Tomorrow

Overcast
In Fulton, overcast is likely with a high near 85°F and a low around 59°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 10mph and gusts of 15.9mph at 3 PM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 56% at 7 AM and 21% being its lowest at 1 PM. Barometric pressure is its highest of 29.92inHg at 11 PM, a lowest point of 29.82inHg at 5 PM with an avg 29.85inHg.
Fulton, CA Weather – 9-25 – Sunny
85° / 55°
Sunny
Fulton may see a sunny day, with daytime highs of 85°F and overnight lows near 55°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 11mph on average and gusts of 20.4mph at 3 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 89% at 7 AM and 15% being its lowest at 2 PM. Barometric pressure is its highest of 29.97inHg at 8 AM, a lowest point of 29.85inHg at 5 PM with an avg 29.92inHg.
Fulton, CA Weather – 9-26 – Sunny
77° / 50°
Sunny
Daytime highs will reach 77°F with lows dropping to 50°F in Fulton, where it will be sunny. There's a very small chance of rainfall, only about 6%. Winds will be light at 10mph and gusts of 19.7mph at 4 PM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 80% at 7 AM and 21% being its lowest at 1 PM. Barometric pressure is its highest of 29.93inHg at 11 PM, a lowest point of 29.83inHg at 6 PM with an avg 29.9inHg.
Fulton, CA Weather – 9-27 – Sunny
81° / 49°
Sunny
Daytime highs will reach 81°F with lows dropping to 49°F in Fulton, where bright and sunny conditions. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 11mph on average and gusts of 12.5mph at 5 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 92% at 4 AM and 30% being its lowest at 5 PM. Barometric pressure is its highest of 29.98inHg at 8 AM, a lowest point of 29.87inHg at 5 PM with an avg 29.92inHg.
Fulton, CA Weather – 9-28 – Sunny
85° / 54°
Sunny
Fulton could see sunshine with daytime highs of 85°F and nighttime lows near 54°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 7mph and gusts of 8.1mph at 5 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 84% at 1 AM and 18% being its lowest at 2 PM. Barometric pressure is its highest of 29.97inHg at 9 AM, a lowest point of 29.83inHg at 5 PM with an avg 29.91inHg.

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