Currently: 49 °F. Partly sunny. (Weather station: Napa County Airport, USA). See more current weatherPast Weather in Petaluma — Graph
Petaluma Temperature Yesterday
Maximum temperature yesterday: 51 °F (at 5:54 am)
Minimum temperature yesterday: 40 °F (at 11:54 pm)
Average temperature yesterday: 46 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 71 °F (Feb 5, 2:54 pm) | 100% (Feb 3, 11:12 pm) | 30.35 "Hg (Feb 3, 11:12 pm) |
| Low | 32 °F (Feb 18, 6:54 am) | 30% (Feb 9, 2:54 pm) | 29.53 "Hg (Feb 16, 1:54 pm) |
| Average | 51 °F | 86% | 30.01 "Hg |
| * Reported Feb 3 12:54 pm — Feb 18 12:54 pm, Petaluma. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Petaluma Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:54 pm Wed, Feb 18 | | 49 °F | Partly sunny. | 14 mph | ↑ | 71% | 29.96 "Hg | 10 mi |
| 11:54 am | | 51 °F | Mostly cloudy. | 10 mph | ↑ | 69% | 29.97 "Hg | 10 mi |
| 10:54 am | | 47 °F | Broken clouds. | 5 mph | ↑ | 80% | 29.98 "Hg | 10 mi |
| 9:54 am | | 42 °F | Broken clouds. | No wind | ↑ | 85% | 29.97 "Hg | 10 mi |
| 8:54 am |  | 37 °F | Passing clouds. | No wind | ↑ | 96% | 29.95 "Hg | 10 mi |
| 7:54 am | | 33 °F | Scattered clouds. | 3 mph | ↑ | 100% | 29.93 "Hg | 10 mi |
| 6:54 am |  | 32 °F | Clear. | No wind | ↑ | 100% | 29.89 "Hg | 10 mi |
| 5:54 am | | 33 °F | Clear. | No wind | ↑ | 100% | 29.87 "Hg | 10 mi |
| 4:54 am | | 33 °F | Clear. | 5 mph | ↑ | 100% | 29.85 "Hg | 10 mi |
| 3:54 am | | 38 °F | Clear. | 8 mph | ↑ | 90% | 29.84 "Hg | 10 mi |
| 2:54 am | | 37 °F | Clear. | 7 mph | ↑ | 93% | 29.82 "Hg | 10 mi |
| 1:54 am | | 37 °F | Clear. | 8 mph | ↑ | 93% | 29.81 "Hg | 10 mi |
| 12:54 am |  | 40 °F | Passing clouds. | 7 mph | ↑ | 86% | 29.78 "Hg | 10 mi |
| 11:54 pm Tue, Feb 17 | | 40 °F | Clear. | 8 mph | ↑ | 86% | 29.76 "Hg | 10 mi |
| 10:54 pm |  | 42 °F | Light rain. Mostly cloudy. | 10 mph | ↑ | 82% | 29.74 "Hg | 10 mi |
| 9:54 pm | | 41 °F | Passing clouds. | 10 mph | ↑ | 89% | 29.71 "Hg | 10 mi |
| 8:54 pm | | 42 °F | Light rain. Mostly cloudy. | 8 mph | ↑ | 85% | 29.70 "Hg | 10 mi |
| 7:54 pm | | 44 °F | Passing clouds. | 13 mph | ↑ | 82% | 29.66 "Hg | 10 mi |
| 6:54 pm |  | 45 °F | Mostly cloudy. | 7 mph | ↑ | 82% | 29.65 "Hg | 10 mi |
| 5:54 pm | | 45 °F | Light rain. Overcast. | 10 mph | ↑ | 86% | 29.64 "Hg | 7 mi |
| 4:54 pm |  | 48 °F | Light rain. Partly sunny. | 17 mph | ↑ | 77% | 29.63 "Hg | 10 mi |
| 3:54 pm | | 49 °F | More clouds than sun. | 13 mph | ↑ | 77% | 29.63 "Hg | 10 mi |
| 3:09 pm | | 47 °F | Light rain. Overcast. | 9 mph | ↑ | 86% | 29.67 "Hg | 7 mi |
| 2:54 pm | | 46 °F | Light rain. Fog. | 8 mph | ↑ | 86% | 29.65 "Hg | 2 mi |
| 2:42 pm | | 46 °F | Light rain. Mostly cloudy. | 13 mph | ↑ | 83% | 29.68 "Hg | 7 mi |
| Weather by CustomWeather, © 2026 | ||||||||