Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:51
Sunrise
20:27
Sunset
Daily Forecast
Tuesday
Today
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Petaluma.
Resources
UV Index
Humidity
Frequently asked questions about weather in Petaluma
How warm does it get in Petaluma?
The warmest month in Petaluma is July, with average high temperatures of 27°C. The average temperature during this period is around 20°C.
How cold does it get in Petaluma?
The coldest month in Petaluma is December, with average low temperatures of 6°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Petaluma?
The wettest month in Petaluma is January, with an average of 137mm of precipitation.
What is the driest time of year in Petaluma?
The driest month in Petaluma is August, with an average of 0mm of precipitation.
Explore more weather forecasts
- Rohnert Park, California
- New York City, New York
- Novato, California
- Los Angeles, California
- Agua Caliente, California
- Brooklyn, New York
- Sonoma, California
- Chicago, Illinois
- Santa Rosa, California
- Houston, Texas
- San Anselmo, California
- Queens, New York
- San Rafael, California
- Phoenix, Arizona
- Larkspur, California
- Philadelphia, Pennsylvania
