Petaluma Municipal Airport Weather Forecast
- 53
- 69
Increasing Clouds
- 52
- 66
Increasing Clouds
- 52
- 69
Mostly Cloudy
- 51
- 69
Mostly Cloudy
- 51
- 69
Mostly Cloudy
- 51
- 69
Mostly Cloudy
- 50
- 74
Partly Sunny
Today 21 Jul North Bay Interior Valleys
Sunny. Highs in the mid 60s to lower 80s. West Winds 10 to 20 Mph.
Tonight 21 Jul North Bay Interior Valleys
Partly cloudy in the evening then becoming mostly cloudy. Lows in the 50s. West Winds 10 to 20 Mph.
Petaluma Municipal Airport Temperature Statistics
July Temperature
Petaluma Municipal Airport (0 miles)
Lowest 5 July, 2025
42.8 °FAverage July
59.3 °FHighest 10 July, 2025
87.8 °F
Climate (2020–Present)
Petaluma Municipal Airport (0 miles)
Average Low 2020–2025
44.5 °FAverage 2020–2025
55.3 °FAverage High 2020–2025
69.2 °F