Weather information for the Napa Valley area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Close to the ocean and yet shielded by mountains, Napa Valley has a wet but temperate climate ideal for both vineyards and visitors. The bulk of the year features long, warm days with little moisture, followed by cool evenings. During winter there is more moisture, but temperatures never become extreme in either direction.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||
| Avg. High | 57 | 62 | 65 | 71 | 75 | 81 | 83 | 82 | 82 | 76 | 64 | 57 | |
| Avg. Low | 39 | 42 | 43 | 45 | 49 | 53 | 55 | 55 | 53 | 49 | 43 | 39 | |
| Precipitation | 5.4 | 5.0 | 4.1 | 1.5 | 0.8 | 0.2 | 0.1 | 0.1 | 0.4 | 1.4 | 3.7 | 3.9 | |
Tonight
Mostly Cloudy
Friday
Sunny
Friday Night
Mostly Clear
Saturday
Sunny
Saturday Night
Clear
Sunday
Sunny
Detailed Forecast |
|
|---|---|
| Tonight | Mostly cloudy, with a low around 49. South southwest wind 3 to 7 mph. |
| Friday | Sunny. High near 74, with temperatures falling to around 72 in the afternoon. Southwest wind 2 to 10 mph. |
| Friday Night | Mostly clear, with a low around 47. Southwest wind 3 to 9 mph. |
| Saturday | Sunny, with a high near 76. West southwest wind 3 to 10 mph. |
| Saturday Night | Clear, with a low around 47. West wind 3 to 10 mph. |
| Sunday | Sunny, with a high near 79. |
| Sunday Night | Mostly clear, with a low around 50. |
| Monday | Sunny, with a high near 80. |
| Monday Night | Mostly clear, with a low around 49. |
| Tuesday | Mostly sunny, with a high near 68. |
| Tuesday Night | Partly cloudy, with a low around 48. |
| Wednesday | Partly sunny, with a high near 66. |
| Wednesday Night | Partly cloudy, with a low around 47. |
| Thursday | Partly sunny, with a high near 65. |
