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Walnut Creek weather in December (California, United States of America)

What's the typical weather in Walnut Creek for December? Want to know if it's a good time to visit? This page has all the weather details for the month.

Temperatures

The month of December in Walnut Creek typically includes moderate temperatures and high rainfall. During December, you’ll experience the winter season. The temperature during the day can rise to approximately 14°C. At night, it falls to around 4°C. Experience the year's most moderate temperatures in December.

Precipitation

Walnut Creek in December usually receives high rainfall, averaging around 102 mm for the month. Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Climate statistics over the past 30 years suggest around 13 days of rain.

Average sunshine

The month experiences a moderate amount of sunlight, with 160 hours hours. A nice balance between sunshine and clouds.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Walnut Creek. April, May, June, July, August, September and October typically offer the most optimal weather. In contrast, December tends to have less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Walnut Creek, monthly averages in December

Min TemperatureMin Temperature 4°C  
Max TemperatureMax Temperature 14°C  
Chance of RainChance of Rain 42%  
PrecipitationPrecipitation 102 mm  
Rainy daysRainy days 13 days  
HumidityHumidity 78% *  
SunshineSunshine 160 hours *  
Percentage SunshinePercentage Sunshine 54% *  
Data from: San Francisco, the United States of America (42 KM, 26 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.

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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?

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 Walnut Creek.

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.