Petaluma, CA 14 Day Weather - 94952 WeatherWorld.com
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Petaluma, CA Weather Forecast


Petaluma, CA Weather Forecast Dated: 521 PM Tue Sep 15 2026
Expect a very warm period with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 15, 2026
Mid-Morning
64°F 18°C
Smoky Haze
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
58°F 15°C
Sunny
Pleasant near 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds turning from the SE to the SW at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
59°F 15°C
Partly Cloudy
Comfortable with temperatures reaching 68°F 20°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the SSW to the WSW at 8 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
64°F 18°C
Cloudy
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
61°F 16°C
Sunny
Enjoyable around 73°F 23°C, cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds moving from the SSE to the WSW at 6 mph 10 km/h.
Friday, September 18, 2026
Mid-Morning
64°F 18°C
Smoky Haze
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
60°F 16°C
Sunny
Mild temperatures up to 77°F 25°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds swinging from the NW to the SSW at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
60°F 15°C
Overcast
Mild with a high of 74°F 23°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds shifting from the ESE to the SSW at 6 mph 9 km/h.
Sunday, September 20, 2026
Mid-Morning
58°F 15°C
Partly Cloudy
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
58°F 14°C
Light Fog
Pleasant near 69°F 20°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SW to the S at 6 mph 10 km/h.
Monday, September 21, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
63°F 17°C
Sunny
Comfortable with temperatures reaching 77°F 25°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the ESE to the SSE at 5 mph 7 km/h.
Tuesday, September 22, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
71°F 22°C
Sunny
Sizzling hot with 90°F 32°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the SSE to the W at 4 mph 6 km/h.
Wednesday, September 23, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
101°F 39°C
Sunny
Early-Evening
81°F 27°C
Sunny
Scorching hot near 101°F 39°C, sunny throughout the day, with steady humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
69°F 21°C
Overcast
Very warm with a high of 86°F 30°C, cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds swinging from the E to the WSW at 6 mph 9 km/h.
Friday, September 25, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
65°F 18°C
Sunny
Warm and summery near 81°F 27°C, sunny throughout the day, with increasing humidity and steady pressure. Winds shifting from the E to the W at 6 mph 9 km/h.
Saturday, September 26, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
62°F 17°C
Fog
Comfortable with temperatures reaching 75°F 24°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the W to the SW at 7 mph 10 km/h.
Sunday, September 27, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
71°F 22°C
Cloudy
Early-Evening
59°F 15°C
Fog
Enjoyable around 71°F 22°C, cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds switching from the WSW to the SW at 6 mph 9 km/h.
Monday, September 28, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
58°F 15°C
Light Fog
Mild temperatures up to 71°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds moving from the SW to the SSW at 6 mph 9 km/h.
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