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
Partly Cloudy
Friday
Mostly Sunny
Friday Night
Mostly Clear
Independence Day
Sunny
Saturday Night
Clear
Sunday
Sunny
Detailed Forecast |
|
|---|---|
| Tonight | Partly cloudy, with a low around 51. South southwest wind around 8 mph. |
| Friday | Mostly sunny, with a high near 78. South southwest wind 5 to 12 mph. |
| Friday Night | Mostly clear, with a low around 51. Southwest wind 3 to 9 mph. |
| Independence Day | Sunny, with a high near 87. West southwest wind 3 to 12 mph. |
| Saturday Night | Clear, with a low around 54. West wind 5 to 12 mph. |
| Sunday | Sunny, with a high near 87. |
| Sunday Night | Clear, with a low around 53. |
| Monday | Sunny, with a high near 83. |
| Monday Night | Mostly clear, with a low around 53. |
| Tuesday | Sunny, with a high near 83. |
| Tuesday Night | Mostly clear, with a low around 53. |
| Wednesday | Sunny, with a high near 81. |
| Wednesday Night | Mostly clear, with a low around 53. |
| Thursday | Sunny, with a high near 82. |
