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Napa weather in July (California, United States of America)

Curious about the climate in Napa this July? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

The weather in Napa during July is usually perfect, offering high temperatures and almost no rainfall. During July, you’ll experience the summer season. Anticipate daytime temperatures around 29°C, while night temperatures can drop to 13°C. While these temperatures are averages, expect some days to be hotter. Choose light, airy clothing to handle the warmth effectively.

Precipitation

Napa in July usually receives almost no rainfall, averaging around 0.1 mm for the month. Enjoy the driest month with minimal rain interruptions. It's an excellent time for outdoor plans, from sports to festivals. Past climate data indicates that roughly 0 days will see rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 306 hours of sunshine. Making it a pleasant time to visit Napa.

If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit. April, May, June, July, August, September and October generally stand out with the best circumstances. While February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Napa climate page with graphs.

 

Napa, monthly averages in July

Min TemperatureMin Temperature 13°C  
Max TemperatureMax Temperature 29°C  
Chance of RainChance of Rain 0%  
PrecipitationPrecipitation 0.1 mm  
Rainy daysRainy days 0 days  
SunshineSunshine 306 hours *  
Percentage SunshinePercentage Sunshine 72% *  
Data from: Healdsburg, the United States of America (61 KM, 38 Miles).

Where to go in the United States of America in July

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Napa.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.