Napa weather live forecast

Today's maximum temperature in Napa is expected to be 12°C. Select a day from the live weather forecast for Napa, California, USA for more weather parameters.

Friday
20th Feb
12

0

2

3
Saturday
21st Feb
14

3

3

3
Sunday
22nd Feb
16

7

2

2
Monday
23rd Feb
18

6

1

4
Tuesday
24th Feb
15

11

0

0

5-day weather forecast updated at 04:02 on Saturday 21st 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 Friday 20th February 2026

Expect broken clouds in Napa, California with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

12
°C maximum temperature
0
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
11
kph wind from NE

Napa weather for Saturday 21st February 2026

Expect broken clouds in Napa, California with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

14
°C maximum temperature
3
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
17
kph wind from S

Napa weather for Sunday 22nd February 2026

Expect broken clouds in Napa, California with a maximum temperature of 16°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

16
°C maximum temperature
7
°C minimum temperature
broken clouds
2
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SE

Napa weather for Monday 23rd February 2026

Expect mostly cloudy with light rain in Napa, California with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 9 kph from the north-east.

18
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
4
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
9
kph wind from NE

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 30-40 mm of rainfall expected with 92% chance of some rain and a gentle breeze of 14 kph from the south.