Weather.st

Napa Weather

Coastal Flood Advisory — Coastal Flood Advisory issued November 7 at 11:38AM PST until November 13 at 4:00PM PST by NWS San Francisco CA
18°
Clear sky
Napa, California, United States
Feels like 16° · Local time 16:45
3° cooler than this time yesterday

Hour by hour

No rain expected in the next 24 hours.

Now
20°
💧0%
5 PM
17°
💧0%
6 PM
15°
💧0%
7 PM
14°
💧0%
8 PM
13°
💧0%
9 PM
13°
💧0%
10 PM
12°
💧0%
11 PM
11°
💧0%
12 AM
11°
💧0%
1 AM
10°
💧0%
2 AM
10°
💧0%
3 AM
10°
💧0%
4 AM
10°
💧0%
5 AM
9°
💧0%
6 AM
9°
💧0%
7 AM
9°
💧0%
8 AM
10°
💧0%
9 AM
12°
💧0%
10 AM
14°
💧0%
11 AM
17°
💧0%
12 PM
20°
💧0%
1 PM
21°
💧0%
2 PM
22°
💧0%
3 PM
22°
💧0%

Rain radar

Loading radar…

Napa 16-day weather forecast

Today
Overcast · 💧0%
8°22°
Sunday, Nov 8
Fog · 💧0%
9°22°
Monday, Nov 9
Overcast · 💧0%
9°24°
Tuesday, Nov 10
Clear sky · 💧0%
13°25°
Wednesday, Nov 11
Overcast · 💧1%
12°26°
Thursday, Nov 12
Overcast · 💧10%
12°25°
Friday, Nov 13
Overcast · 💧24%
12°26°
Saturday, Nov 14
Overcast · 💧40%
13°24°
Sunday, Nov 15
Showers · 💧52%
10°16°
Monday, Nov 16
Light drizzle · 💧38%
9°17°
Tuesday, Nov 17
Light showers · 💧30%
11°17°
Wednesday, Nov 18
Showers · 💧42%
9°17°
Thursday, Nov 19
Overcast · 💧30%
8°17°
Friday, Nov 20
Overcast · 💧20%
8°19°
Saturday, Nov 21
Overcast · 💧26%
10°21°
Sunday, Nov 22
Mainly clear · 💧23%
10°20°

Today's details

Feels like
16°
Humidity
52%
Dew point
8°
Wind
8 km/h S
Gusts
13 km/h
Pressure
1018 hPa · steady
UV index now
1 · max 4
Visibility
37 km
Sunrise / sunset
06:42 / 17:03
Moon
Waning Crescent · 6% lit
Hour-by-hour detail — next 48 hours
TimeTempRainAmountHumidityWind
Now20°0%0.0 mm52%8 km/h
5 PM17°0%0.0 mm53%9 km/h
6 PM15°0%0.0 mm69%7 km/h
7 PM14°0%0.0 mm74%6 km/h
8 PM13°0%0.0 mm82%9 km/h
9 PM13°0%0.0 mm80%6 km/h
10 PM12°0%0.0 mm84%6 km/h
11 PM11°0%0.0 mm88%5 km/h
12 AM 11-0811°0%0.0 mm89%3 km/h
1 AM 11-0810°0%0.0 mm91%2 km/h
2 AM 11-0810°0%0.0 mm88%1 km/h
3 AM 11-0810°0%0.0 mm85%2 km/h
4 AM 11-0810°0%0.0 mm84%2 km/h
5 AM 11-089°0%0.0 mm86%2 km/h
6 AM 11-089°0%0.0 mm88%3 km/h
7 AM 11-089°0%0.0 mm90%3 km/h
8 AM 11-0810°0%0.0 mm100%4 km/h
9 AM 11-0812°0%0.0 mm100%2 km/h
10 AM 11-0814°0%0.0 mm89%2 km/h
11 AM 11-0817°0%0.0 mm75%1 km/h
12 PM 11-0820°0%0.0 mm66%3 km/h
1 PM 11-0821°0%0.0 mm61%5 km/h
2 PM 11-0822°0%0.0 mm59%6 km/h
3 PM 11-0822°0%0.0 mm61%8 km/h
4 PM 11-0820°0%0.0 mm68%12 km/h
5 PM 11-0818°0%0.0 mm75%12 km/h
6 PM 11-0816°0%0.0 mm79%9 km/h
7 PM 11-0815°0%0.0 mm81%7 km/h
8 PM 11-0814°0%0.0 mm82%5 km/h
9 PM 11-0813°0%0.0 mm83%2 km/h
10 PM 11-0813°0%0.0 mm85%3 km/h
11 PM 11-0812°0%0.0 mm85%0 km/h
12 AM 11-0912°0%0.0 mm85%1 km/h
1 AM 11-0911°0%0.0 mm86%2 km/h
2 AM 11-0911°0%0.0 mm88%3 km/h
3 AM 11-0910°0%0.0 mm89%3 km/h
4 AM 11-0910°0%0.0 mm87%3 km/h
5 AM 11-0910°0%0.0 mm83%2 km/h
6 AM 11-0910°0%0.0 mm80%2 km/h
7 AM 11-099°0%0.0 mm80%4 km/h
8 AM 11-0912°0%0.0 mm81%4 km/h
9 AM 11-0916°0%0.0 mm65%1 km/h
10 AM 11-0919°0%0.0 mm49%4 km/h
11 AM 11-0922°0%0.0 mm39%6 km/h
12 PM 11-0923°0%0.0 mm36%7 km/h
1 PM 11-0924°0%0.0 mm35%10 km/h
2 PM 11-0924°0%0.0 mm35%11 km/h
3 PM 11-0924°0%0.0 mm36%9 km/h

Air quality in Napa

60
US AQI — Moderate
PM2.5 12.9 µg/m³ · PM10 15.9 µg/m³ · O₃ 98 µg/m³

Frequently asked questions

What is the weather in Napa today?

Clear sky, currently 18° (feels like 16°), with a high of 22° and a low of 8°. No rain expected in the next 24 hours.

What is the air quality in Napa?

The air quality in Napa is moderate (US AQI 60). PM2.5 is 12.9 µg/m³ and PM10 is 15.9 µg/m³.

Nearby cities

American Canyon · 14 kmAgua Caliente · 18 kmVallejo · 22 kmFairfield · 22 kmSuisun · 22 kmVacaville · 27 kmBenicia · 30 kmHercules · 31 km