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Vacaville weather in December (California, United States of America)

How's the weather trend in Vacaville as December approaches? Find out what kind of weather to expect during this month.

Temperatures

Typically, December in Vacaville includes moderate temperatures and high rainfall. During December, the winter season is in full swing. Anticipate daytime highs near 14°C, and cooler nights with temperatures around 3°C. During this period, the city experiences its coolest temperatures annually.

Precipitation

Vacaville in December usually receives high rainfall, averaging around 100 mm for the month. With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. Expect around 11 days of rain based on historical data.

Average sunshine

The month experiences a moderate amount of sunlight, with 141 hours hours. A nice balance between sunshine and clouds.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Vacaville. April, May, June, August, September and October typically offer the most agreeable circumstances. On the other hand, December tends to be characterized by conditions that may not be as optimal.

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

 

Vacaville, monthly averages in December

Min TemperatureMin Temperature 3°C  
Max TemperatureMax Temperature 14°C  
Chance of RainChance of Rain 35%  
PrecipitationPrecipitation 100 mm  
Rainy daysRainy days 11 days  
HumidityHumidity 83% *  
SunshineSunshine 141 hours *  
Percentage SunshinePercentage Sunshine 48% *  
Data from: Sacramento, the United States of America (49 KM, 30 Miles).

Where to go in the United States of America in December

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

Map not visible? Whoops sorry! Please refresh the page.
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?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming
5/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
9/10

Interested in more climate information?

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

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.