San Ramon weather in December (California, United States of America)
What kind of weather does December bring to San Ramon? Check out our in-depth weather guide for this month.
Temperatures
The month of December in San Ramon typically includes moderate temperatures and high rainfall. December is part of winter. The temperature during the day can rise to approximately 14°C. At night, it falls to around 4°C. This time of year is known for its most moderate and comfortable temperatures.
Precipitation
San Ramon in December usually receives high rainfall, averaging around 111 mm for the month. With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. Past climate data indicates that roughly 13 days will see rain.Average sunshine
The area experiences a moderate amount of sunshine, with approximately 160 hours of sunlight expected. This makes it neither too gloomy nor overly bright.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit San Ramon. April, May, June, July, 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 San Ramon climate page with graphs.
San Ramon, monthly averages in December
Min Temperature
4°C
Max Temperature
14°C
Chance of Rain
44%
Precipitation
111 mm
Rainy days
13 days
Humidity
78% *
Sunshine
160 hours *
Percentage Sunshine
54% *
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.
perfect weather
pleasant
tolerable
unpleasant
poor
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.
Interested in more climate information?
This site provides you with all the information you need about the climate in San Ramon.
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.
