Napa weather live forecast

Today's maximum temperature in Napa is expected to be 22°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Friday
1st May
22

11

8

7
Saturday
2nd May
19

12

4

6
Sunday
3rd May
19

12

5

4
Monday
4th May
18

11

5

4
Tuesday
5th May
19

11

4

5

5-day weather forecast updated at 04:02 on Friday 1st May 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 1st May 2026

Expect broken clouds in Napa, California with a maximum temperature of 22°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

22
°C maximum temperature
11
°C minimum temperature
broken clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Napa weather for Saturday 2nd May 2026

Expect broken clouds in Napa, California with a maximum temperature of 19°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

19
°C maximum temperature
12
°C minimum temperature
broken clouds
4
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from SW

Napa weather for Sunday 3rd May 2026

Expect broken clouds in Napa, California with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

19
°C maximum temperature
12
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
21
kph wind from W

Napa weather for Monday 4th May 2026

Expect broken clouds in Napa, California with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from W

Napa weather for Tuesday 5th May 2026

Expect mostly cloudy with light rain in Napa, California with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a gentle breeze of 19 kph from the south-west.