Weather in Napa: March
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Average day temperature: | 58.6°F |
| Average night temperature: | 43.9°F | |
 |
Number of sunny days: | 14 days |
| Day length: | 11.4 - 12.6 hours | |
 |
Number of rainy days: | 2 days |
| Precipitation totals: | 0.9 in. | |
| more information | ||
14 days
forecast
forecast
| Napa |
weather in
April
April
| Napa |
Air temperature in March, °F
Show year:
2025
2024
2023
The highest day temperature during March of 2025 was 79°F. At the same time the lowest night temperature was 37°F. Daily and nightly averages during March were 59.3°F and 45.7°F.
Sunny, partly cloudy and cloudy days
Mostly all days in March are sunny but cloudy days are also possible.
Precipitation total in March, in.
Precipitation total value in Napa in March is 0.9 in. Other months of the year show relatively similar values.
Wind speed in March, mph
The average wind speed value in March is 5.0 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in March is: 7.0.
Best time for vacation in Napa
Napa on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Napa
Local time: 00:31
December 05, friday
0300
43°F
SW
2 mph
2 mph
0600
39°F
SW
2 mph
2 mph
0900
41°F
SW
2 mph
2 mph
1200
54°F
SW
0 mph
0 mph
1500
61°F
NE
2 mph
2 mph
1800
55°F
N
2 mph
2 mph
2100
50°F
SE
1 mph
1 mph
December 06, saturday
0000
48°F
W
1 mph
1 mph
