Napa, California 

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Weather in Napa, California

The most pleasant months of the year for Napa are October, May and June. In Napa, there are 7 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Napa with an average high temperature of 83.0°, which ranks it as cooler than most places in California. Any measurable snowfall is a rare occurance in Napa. There are few days during the summer when the humidity becomes unpleasant.


Today's Weather - Napa, CA

4 AM PST

Mostly Cloudy

46°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightMostly Cloudy43° / 60°SW 3 mph
Tuesday NightMostly Clear40° / 64°WNW 3 to 7 mph
Wednesday NightMostly Cloudy42° / 66°WNW 2 to 6 mph
Thursday NightMostly Cloudy44° / 68°NW 5 mph
Friday NightPartly Cloudy44° / 68°N 2 mph
Saturday NightPartly Cloudy43° / 63°N 3 mph
Sunday NightMostly Clear39° / 59°NW 9 mph

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 38
Rain: averages 27 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Napa area is 8.4 (10=best), which means it is more comfortable than most places in California.

8.4 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January57° 38°
February62° 40°
March66° 42°
April70° 43°
May76° 48°
June81° 51°
July82° 54°
August83° 53°
September83° 51°
October77° 46°
November65° 41°
December57° 37°
Hot, Freezing, Rainy, Snowy Days: Napa
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January07110
February03110
March01100
April0070
May2040
June5010
July5000
August6000
September6010
October1040
November0280
December08120

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.


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Reviews for Napa    19 Reviews
Napa Has Become a Nightmare - 12/1/2019
My longtime Napa home burned to smithereens in 2017. That same night, a crazy stalker set her sights on me. Two nights after the fire, she showed up at my rescue house... Read More

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Napa is changing - 11/17/2019
I’m a native Napa resident (55 years). The good: You can’t beat the weather. Winters can be cool to cold, but sometimes Napa is treated to warm sunny days. It does... Read More

Half the price of San Francisco and Silicon Valley - 5/20/2017
Napa is a very easy place to live, especially for those contemplating retirement. The pace of life is peaceful. The weather is superb -- never miserably cold or hot but... Read More


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MAPS OF NAPA, CALIFORNIA
Check out the latest Maps in a variety of categories including cost of living, population, and commute time.Napa,California Map
ZIP CODES IN NAPA, CALIFORNIA
94558 94559

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