Hour-by-hour Forecast in Napa — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 2:00 am Fri, Dec 19 |
|
11 °C | Overcast. | 11 °C | 2 km/h | ↑ | 92% | 4% | 0.0 mm (snow) 0.0 mm (rain) |
| 3:00 am |
|
11 °C | Overcast. | 11 °C | 2 km/h | ↑ | 93% | 3% | 0.0 mm (snow) 0.0 mm (rain) |
| 4:00 am |
|
11 °C | Overcast. | 11 °C | 2 km/h | ↑ | 94% | 2% | 0.0 mm (snow) 0.0 mm (rain) |
| 5:00 am |
|
12 °C | Overcast. | 12 °C | 3 km/h | ↑ | 93% | 2% | 0.0 mm (snow) 0.0 mm (rain) |
| 6:00 am |
|
12 °C | Overcast. | 12 °C | 3 km/h | ↑ | 94% | 0% | 0.0 mm (snow) 0.0 mm (rain) |
| 7:00 am |
|
12 °C | Overcast. | 12 °C | 4 km/h | ↑ | 94% | 0% | 0.0 mm (snow) 0.0 mm (rain) |
| 8:00 am |
|
12 °C | Overcast. | 12 °C | 6 km/h | ↑ | 94% | 0% | 0.0 mm (snow) 0.0 mm (rain) |
| 9:00 am |
|
13 °C | Overcast. | 12 °C | 8 km/h | ↑ | 91% | 0% | 0.0 mm (snow) 0.0 mm (rain) |
| 10:00 am |
|
13 °C | Overcast. | 12 °C | 9 km/h | ↑ | 89% | 1% | 0.0 mm (snow) 0.0 mm (rain) |
| 11:00 am |
|
13 °C | Overcast. | 12 °C | 10 km/h | ↑ | 88% | 2% | 0.0 mm (snow) 0.0 mm (rain) |
| 12:00 pm |
|
13 °C | Overcast. | 12 °C | 11 km/h | ↑ | 86% | 1% | 0.0 mm (snow) 0.0 mm (rain) |
| 1:00 pm |
|
13 °C | Overcast. | 12 °C | 11 km/h | ↑ | 86% | 2% | 0.0 mm (snow) 0.0 mm (rain) |
| 2:00 pm |
|
13 °C | Sprinkles. Overcast. | 12 °C | 11 km/h | ↑ | 87% | 18% | 0.0 mm (snow) 0.4 mm (rain) |
| 3:00 pm |
|
13 °C | Light rain. Overcast. | 12 °C | 11 km/h | ↑ | 89% | 28% | 0.0 mm (snow) 1.1 mm (rain) |
| 4:00 pm |
|
13 °C | Light rain. Overcast. | 12 °C | 10 km/h | ↑ | 90% | 32% | 0.0 mm (snow) 1.3 mm (rain) |
| 5:00 pm |
|
13 °C | Light rain. Overcast. | 12 °C | 9 km/h | ↑ | 91% | 30% | 0.0 mm (snow) 1.1 mm (rain) |
| 6:00 pm |
|
13 °C | Light rain. Overcast. | 12 °C | 7 km/h | ↑ | 92% | 26% | 0.0 mm (snow) 0.9 mm (rain) |
| 7:00 pm |
|
13 °C | Light rain. Overcast. | 13 °C | 6 km/h | ↑ | 92% | 23% | 0.0 mm (snow) 0.7 mm (rain) |
| 8:00 pm |
|
13 °C | Sprinkles. Overcast. | 13 °C | 5 km/h | ↑ | 92% | 19% | 0.0 mm (snow) 0.5 mm (rain) |
| 9:00 pm |
|
13 °C | Sprinkles. Overcast. | 13 °C | 5 km/h | ↑ | 92% | 15% | 0.0 mm (snow) 0.3 mm (rain) |
| 10:00 pm |
|
13 °C | Overcast. | 13 °C | 4 km/h | ↑ | 93% | 5% | 0.0 mm (snow) 0.0 mm (rain) |
| 11:00 pm |
|
13 °C | Overcast. | 13 °C | 4 km/h | ↑ | 93% | 4% | 0.0 mm (snow) 0.0 mm (rain) |
| 12:00 am Sat, Dec 20 |
|
13 °C | Light fog. | 13 °C | 3 km/h | ↑ | 93% | 4% | 0.0 mm (snow) 0.0 mm (rain) |
| 1:00 am |
|
13 °C | Light fog. | 13 °C | 3 km/h | ↑ | 94% | 5% | 0.0 mm (snow) 0.0 mm (rain) |
| * Updated Thursday, December 18, 2025 11:42:35 pm Napa time - Weather by CustomWeather, © 2025 | |||||||||