Napa weather live forecast

Today's maximum temperature in Napa is expected to be 15°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Saturday
21st Feb
15

2

5

3
Sunday
22nd Feb
16

6

3

3
Monday
23rd Feb
19

8

7

4
Tuesday
24th Feb
15

11

0

0
Wednesday
25th Feb
18

11

3

4

5-day weather forecast updated at 04:02 on Sunday 22nd February 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 Saturday 21st February 2026

Expect broken clouds in Napa, California with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

15
°C maximum temperature
2
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
18
kph wind from S

Napa weather for Sunday 22nd February 2026

Expect mostly cloudy with light rain in Napa, California with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a light breeze of 10 kph from the east.

16
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
19
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
kph wind from E

Napa weather for Monday 23rd February 2026

Expect sunshine and showers in Napa, California with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a light breeze of 9 kph from the south.

19
°C maximum temperature
8
°C minimum temperature
sunshine and showers
7
hours of sunshine
4
UV index (Moderate)
36
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
9
kph wind from S

Napa weather for Tuesday 24th February 2026

Expect cloudy with some rain in Napa, California with a maximum temperature of 15°C and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a gentle breeze of 15 kph from the south.

15
°C maximum temperature
11
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
100
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Napa weather for Wednesday 25th February 2026

Expect mostly cloudy with light rain in Napa, California with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 32% chance of some rain and a light breeze of 11 kph from the south-west.