Napa weather live forecast

Today's maximum temperature in Napa is expected to be 24°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Friday
26th Jun
24

13

12

8
Saturday
27th Jun
21

14

11

9
Sunday
28th Jun
25

12

14

9
Monday
29th Jun
25

14

14

7
Tuesday
30th Jun
23

13

13

8

5-day weather forecast updated at 04:01 on Saturday 27th June 2026 GMT

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The 5-day weather forecast for California (Napa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Napa weather forecast by day

Below are the detailed weather forecasts for Napa for the next 5 days.

Napa weather for Friday 26th June 2026

Expect scattered clouds in Napa, California with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south-west.

24
°C maximum temperature
13
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
31
kph wind from SW

Napa weather for Saturday 27th June 2026

Expect scattered clouds in Napa, California with a maximum temperature of 21°C, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.

21
°C maximum temperature
14
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
21
°C wind chill
25
kph wind from SW

Napa weather for Sunday 28th June 2026

Expect clear skies in Napa, California with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

25
°C maximum temperature
12
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
25
°C wind chill
21
kph wind from W

Napa weather for Monday 29th June 2026

Expect clear skies in Napa, California with a maximum temperature of 25°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

25
°C maximum temperature
14
°C minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from SW

Napa weather for Tuesday 30th June 2026

Expect scattered clouds in Napa, California with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.