Rancho Bernardo weather in December (California, United States of America)

Will it be rainy or sunny in Rancho Bernardo this December? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

The typical weather for December in Rancho Bernardo includes pleasant temperatures and moderate rainfall. December ushers in the winter season. The temperature during the day can rise to approximately 19°C. At night, it falls to around 6°C. While this month has some of the cooler temperatures of the year, it's far from cold and remains pleasant.

Precipitation

Rancho Bernardo in December usually receives moderate rainfall, averaging around 79 mm for the month. This is the wettest month of the year, so having an umbrella ready is a smart choice. Based on our climate data of the past 30 years, about 8 days of rain are anticipated.

Average sunshine

The city usually sees around 231 hours of sunlight, indicating many sunny days.

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

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

 

Rancho Bernardo, monthly averages in December

Min Temperature 6°C  

Max Temperature 19°C  

Chance of Rain 27%  

Precipitation 79 mm  

Rainy days 8 days  

Humidity 64% *  

Sunshine 231 hours *  

Percentage Sunshine 74% *  

Data from: San Diego, the United States of America (35 KM, 21 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.

Weather conditions Weather

Temperatures

Precipitation

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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?

For visitors traveling to Rancho Bernardo, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling

9/10

Walking

9/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.