Napa weather live forecast

Today's maximum temperature in Napa is expected to be 18°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Tuesday
14th Apr
18

7

9

6
Wednesday
15th Apr
19

7

5

6
Thursday
16th Apr
20

8

11

6
Friday
17th Apr
22

8

11

7
Saturday
18th Apr
22

7

2

6

5-day weather forecast updated at 04:01 on Tuesday 14th April 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 Tuesday 14th April 2026

Expect scattered clouds in Napa, California with a maximum temperature of 18°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

18
°C maximum temperature
7
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
18
kph wind from SW

Napa weather for Wednesday 15th April 2026

Expect broken clouds in Napa, California with a maximum temperature of 19°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

19
°C maximum temperature
7
°C minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
19
°C wind chill
22
kph wind from W

Napa weather for Thursday 16th April 2026

Expect scattered clouds in Napa, California with a maximum temperature of 20°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

20
°C maximum temperature
8
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
20
°C wind chill
19
kph wind from N

Napa weather for Friday 17th April 2026

Expect clear skies in Napa, California with a maximum temperature of 22°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

22
°C maximum temperature
8
°C minimum temperature
clear skies
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
22
°C wind chill
16
kph wind from N

Napa weather for Saturday 18th April 2026

Expect broken clouds in Napa, California with a maximum temperature of 22°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.