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Napa, CA

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Napa, CA Weather

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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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3 PM

78°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Sunny

RealFeel Shade™75°

WindW 9 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts21 mph

Humidity29%

Indoor Humidity29% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling33400 ft

4 PM

79°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Sunny

RealFeel Shade™75°

WindWSW 10 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts24 mph

Humidity33%

Indoor Humidity33% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

77°

RealFeel® 76°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Sunny

RealFeel Shade™74°

WindWSW 10 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts25 mph

Humidity38%

Indoor Humidity38% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

73°

RealFeel® 72°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Sunny

RealFeel Shade™70°

WindWSW 9 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts21 mph

Humidity45%

Indoor Humidity45% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

70°

RealFeel® 67°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Sunny

RealFeel Shade™67°

WindWSW 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts14 mph

Humidity54%

Indoor Humidity54% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

66°

RealFeel® 63°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

WindWSW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity66%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

63°

RealFeel® 62°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity74%

Indoor Humidity62% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

60°

RealFeel® 59°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity81%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

57°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

WindWNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity87%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Napa

AccuWeather's hourly forecast for Napa provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 78° with a RealFeel® of 80°, sunny with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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