Napa Valley weather in June
Considering a trip to Napa Valley this June and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:
What is the weather like in Napa Valley in June?
Napa Valley is a region in the United States of America. June in Napa Valley generally has warm temperatures, with low precipitation.
The average maximum temperatures are warm and range from 26°C in American Canyon to 30°C in St. Helena. Nighttime temperatures generally drop to 12°C in St. Helena and 11°C in American Canyon.
In June, precipitation varies across different areas. From low rainfall in American Canyon with an average of 5.4 mm to low rainfall in Calistoga with 9.6 mm. Meanwhile, Napa enjoys close to 305 hours of sunlight. This means it's a great month if you prefer bright and sunny days.
For specific regional insights in Napa Valley for June, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Napa Valley climate page.
Where to go in Napa Valley in June
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations
What is the weather like in June for the 5 most popular destinations in Napa Valley?
Napa
In June Napa generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 12°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Calistoga
In June Calistoga generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 11°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
St. Helena
In June St. Helena generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 12°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Yountville
In June Yountville generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 11°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
American Canyon
In June American Canyon generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 11°C and low monthly rainfall. So on average the conditions are perfect that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Napa Valley, in the United States of America.
Is June the best time to visit Napa Valley?
We consider June to be one of the best times to travel to Napa Valley. Typically, the climate in Napa is perfect.
Generally speaking, April, May, June, July, August, September and October provide perfect weather in Napa. In contrast, February and December tend to have unpleasant weather conditions.
Interested in more climate information?
We have much more information about the climate in Napa Valley.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed 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 climate conditions. Find out where to go with our weather planner.