Weather Forecast for Napa & Sonoma

California, United States of America

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Overcast

Current Weather - Napa & Sonoma: 13°C

California, United States of America

Overcast

Feels like 13°C

Wind

6 km/h W

Humidity

86%

Pressure

1012 mb

UV Index

0

Visibility

16 km

Partly Cloudy

Partly Cloudy

Saturday, May 23, 2026

High

26°C

Low

9°C

Rain Chance

0%

Hourly Forecast

Sunny 25°C
14:00
Sunny 25°C
15:00
Sunny 25°C
16:00
Sunny 24°C
17:00
Sunny 22°C
18:00
Sunny 19°C
19:00
Sunny 15°C
20:00
Clear 12°C
21:00
Clear 10°C
22:00
Clear 9°C
23:00
May 24

Day Statistics

Maximum Wind

15 km/h

Humidity

72%

Precipitation

0 mm

UV Index

9

Visibility

8 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

05:51 AM

Sunset

08:20 PM

Moonrise

12:55 PM

Moonset

01:46 AM

Moon Phase

First Quarter

Moon Illumination

54%

Air Quality

PM2.5

8.6

μg/m³

PM10

13.2

μg/m³

NO₂

3.1

μg/m³

O₃

77.3

μg/m³

SO₂

1.4

μg/m³

CO

124.3

μg/m³

US EPA Index: 1 GB DEFRA Index: 1