Rancho Bernardo weather in December (California, United States of America)
Curious about the December weather in Rancho Bernardo? This guide provides all the details you need.
In December, Rancho Bernardo generally has pleasant temperatures and moderate rainfall. December falls within the winter season. Throughout the daytime, temperatures often hover around 19°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 6°C. On average, it is the month with the lowest temperatures of the year. However the temperature is still pleasant and it won't ever get really cold.
Rancho Bernardo in December usually receives moderate rainfall, averaging around 79 mm for the month. With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Based on our climate data of the past 30 years, about 8 days of rain are anticipated.
With around 231 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.
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
Where to go in the United States of America in December
Find out more about the weather in the United States of America in December and which places have the best weather conditions in this month.
So, what should you wear in Rancho Bernardo in December?
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 in December.
Interested in more climate information?
Weather and Climate 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 climate conditions. Find out where to go with our weather planner.