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May 17th, 2026 :: 8:43 am PDT   

Local Weather Report for
Napa
California, United States

 Current Napa Weather Conditions Updated May 17th at 7:54 am 
Temperature:54°F Dew Point:45°F
Barometer:29.89 inHg Wind:N 6 Mph
Humidity:71.4% Visibility:0M
 
 Napa Weather Forecast Summary  
 
Today
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Mostly Sunny Sunny Sunny Mostly Sunny Sunny
77°F
83°F
64°F
88°F
61°F
90°F
62°F
92°F
62°F
 
 Napa Detailed Weather Forecast  
 
Sunday, May 17th, 2026
Morning Temperature: 63°F
Mostly sunny.
Afternoon Temperature: 76°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear. Windy.
Monday, May 18th, 2026
Overnight Temperature: 65°F
Clear. Windy.
Morning Temperature: 70°F
Sunny. Windy at times.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear.
Tuesday, May 19th, 2026
Overnight Temperature: 62°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 88°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear.
Wednesday, May 20th, 2026
Overnight Temperature: 63°F
Mostly clear.
Morning Temperature: 74°F
Mostly sunny.
Afternoon Temperature: 88°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear.
Thursday, May 21st, 2026
Overnight Temperature: 63°F
Clear.
Morning Temperature: 76°F
Sunny.
Afternoon Temperature: 89°F
Sunny. Windy at times.
Evening Temperature: 70°F
Clear.
Friday, May 22nd, 2026
Overnight Temperature: 62°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 81°F
Sunny. Windy at times.
Evening Temperature: 61°F
Clear.
Saturday, May 23rd, 2026
Overnight Temperature: 54°F
Clear.
Morning Temperature: 65°F
Sunny.
Afternoon Temperature: 76°F
Sunny. Windy at times.
Evening Temperature: 60°F
Clear.
Sunday, May 24th, 2026
Overnight Temperature: 54°F
Clear.
Morning Temperature: 66°F
Sunny.
Afternoon Temperature: 80°F
Sunny. Windy at times.
Evening Temperature: 61°F
Clear.
Monday, May 25th, 2026
Overnight Temperature: 55°F
Clear.
Morning Temperature: 65°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 58°F
Clear. Windy at times.





 

  [ Local Weather Report ]
American Canyon, CA 
7:54 AM  54°F
 
 
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7:55 AM  59°F
 

 
This WeatherCity Weather Forecast for Napa, California, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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