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 | |
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Tonight
Clear
Thursday
Sunny
Thursday Night
Clear
Friday
Sunny
Friday Night
Mostly Clear
Saturday
Slight Chance Drizzle
Detailed Forecast |
|
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Tonight | Clear, with a low around 45. East wind 1 to 12 mph, with gusts as high as 20 mph. |
Thursday | Sunny. High near 70, with temperatures falling to around 66 in the afternoon. West southwest wind 0 to 7 mph. |
Thursday Night | Clear, with a low around 41. Southwest wind 0 to 3 mph. |
Friday | Sunny, with a high near 69. East wind 1 to 5 mph. |
Friday Night | Mostly clear, with a low around 41. West wind 0 to 3 mph. |
Saturday | A slight chance of drizzle after 10am. Partly sunny, with a high near 66. Chance of precipitation is 20%. |
Saturday Night | A slight chance of drizzle before 10pm, then areas of fog. Mostly cloudy, with a low around 44. Chance of precipitation is 20%. |
Sunday | Areas of fog before 9am. Partly sunny, with a high near 66. |
Sunday Night | A chance of drizzle between 10pm and 4am, then rain likely. Mostly cloudy, with a low around 49. |
Veterans Day | Rain. Mostly cloudy, with a high near 62. |
Monday Night | A chance of rain before 10pm, then a slight chance of drizzle between 10pm and 4am. Partly cloudy, with a low around 42. |
Tuesday | Mostly sunny, with a high near 65. |
Tuesday Night | Partly cloudy, with a low around 43. |
Wednesday | A chance of rain between 10am and 5pm. Partly sunny, with a high near 65. |