Napa weather live forecast

Today's maximum temperature in Napa is expected to be 14°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Sunday
12th Apr
14

8

3

2
Monday
13th Apr
17

5

5

5
Tuesday
14th Apr
18

6

9

6
Wednesday
15th Apr
18

6

3

6
Thursday
16th Apr
20

8

10

6

5-day weather forecast updated at 04:01 on Sunday 12th 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 Sunday 12th April 2026

Expect mostly cloudy with rain in Napa, California with a maximum temperature of 14°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 22 kph from the south-west.

14
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
2
UV index (Low)
93
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
22
kph wind from SW

Napa weather for Monday 13th April 2026

Expect broken clouds in Napa, California with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

17
°C maximum temperature
5
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from W

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 17 kph from the south-west.

18
°C maximum temperature
6
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
17
kph wind from SW

Napa weather for Wednesday 15th April 2026

Expect broken clouds in Napa, California with a maximum temperature of 18°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

18
°C maximum temperature
6
°C minimum temperature
broken clouds
3
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
20
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 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.