Past Weather in Napa — Graph
Napa Temperature Yesterday
Maximum temperature yesterday: 66 °F (at 11:54 am)
Minimum temperature yesterday: 36 °F (at 5:10 am)
Average temperature yesterday: 49 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 66 °F (Dec 3, 11:54 am) | 100% (Nov 20, 8:54 pm) | 30.29 "Hg (Nov 20, 8:54 pm) |
| Low | 36 °F (Dec 3, 5:10 am) | 26% (Dec 3, 12:54 pm) | 29.92 "Hg (Nov 20, 4:54 pm) |
| Average | 47 °F | 89% | 30.12 "Hg |
| * Reported Nov 19 8:23 pm — Dec 4 8:54 pm, Napa. Weather by CustomWeather, © 2025 | |||
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
Napa Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 8:54 pm Thu, Dec 4 |  | 41 °F | Fog. | No wind | ↑ | 93% | 30.24 "Hg | 5 mi |
| 7:54 pm |  | 41 °F | Clear. | No wind | ↑ | 93% | 30.24 "Hg | 7 mi |
| 6:54 pm | | 43 °F | Clear. | 3 mph | ↑ | 93% | 30.23 "Hg | 7 mi |
| 5:54 pm | | 47 °F | Clear. | 9 mph | ↑ | 83% | 30.22 "Hg | 8 mi |
| 4:54 pm | | 48 °F | Clear. | 10 mph | ↑ | 83% | 30.23 "Hg | 7 mi |
| 3:54 pm |  | 51 °F | Sunny. | 13 mph | ↑ | 74% | 30.21 "Hg | 8 mi |
| 2:54 pm | | 52 °F | Sunny. | 14 mph | ↑ | 72% | 30.20 "Hg | 8 mi |
| 1:54 pm | | 52 °F | Sunny. | 15 mph | ↑ | 72% | 30.20 "Hg | 8 mi |
| 12:54 pm | | 51 °F | Sunny. | 17 mph | ↑ | 74% | 30.22 "Hg | 8 mi |
| 11:54 am | | 51 °F | Sunny. | 16 mph | ↑ | 74% | 30.24 "Hg | 9 mi |
| 10:54 am | | 49 °F | Sunny. | 17 mph | ↑ | 77% | 30.27 "Hg | 8 mi |
| 9:54 am |  | 46 °F | Passing clouds. | 16 mph | ↑ | 83% | 30.27 "Hg | 7 mi |
| 8:54 am |  | 45 °F | Fog. | 12 mph | ↑ | 86% | 30.27 "Hg | 6 mi |
| 7:54 am | | 43 °F | Scattered clouds. | 9 mph | ↑ | 93% | 30.25 "Hg | 10 mi |
| 6:54 am | | 42 °F | Fog. | 13 mph | ↑ | 96% | 30.23 "Hg | 6 mi |
| 6:02 am | | 41 °F | Fog. | 12 mph | ↑ | 96% | 30.24 "Hg | 4 mi |
| 4:54 am | | 41 °F | Fog. | 12 mph | ↑ | 96% | 30.19 "Hg | 5 mi |
| 4:27 am | | 41 °F | Fog. | 15 mph | ↑ | 96% | 30.21 "Hg | 3 mi |
| 3:54 am | | 42 °F | Clear. | 12 mph | ↑ | 92% | 30.18 "Hg | 8 mi |
| 2:54 am | | 44 °F | Clear. | 6 mph | ↑ | 89% | 30.19 "Hg | 8 mi |
| 1:54 am | | 44 °F | Clear. | 5 mph | ↑ | 89% | 30.18 "Hg | 10 mi |
| 12:54 am | | 43 °F | Clear. | No wind | ↑ | 74% | 30.18 "Hg | 10 mi |
| 11:54 pm Wed, Dec 3 | | 40 °F | Clear. | No wind | ↑ | 83% | 30.17 "Hg | 10 mi |
| 10:54 pm | | 40 °F | Clear. | No wind | ↑ | 80% | 30.16 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||