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

Curious about the December weather in Alameda? Check out this comprehensive weather guide.

In December, Alameda generally has moderate temperatures and high rainfall. Throughout the day, temperatures typically settle at around 15°C. But by evening, they drop to around 6°C. During this period, the city experiences its coolest temperatures annually.

Alameda in December usually receives high rainfall, averaging around 109 mm for the month. It is the wettest month of the year, so an umbrella might come in handy. Rain is expected on roughly 14 days.

The city usually sees around 160 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Alameda. 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 Alameda climate page with graphs.

 

Alameda, monthly averages in December

Min TemperatureMin Temperature 6°C  
Max TemperatureMax Temperature 15°C  
Water TemperatureWater Temperature 13°C *  
Chance of RainChance of Rain 46%  
PrecipitationPrecipitation 109 mm  
Rainy daysRainy days 14 days  
HumidityHumidity 78% *  
WindspeedWindspeed 11 km/h *  
SunshineSunshine 160 hours *  
Percentage SunshinePercentage Sunshine 54% *  
* Data from: San Francisco, the United States of America (20 KM, 12 Miles).

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.

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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 Alameda in December?

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. With a water temperature of around 13°C there is no need to bring your swimwear.

What To Do

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

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

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Alameda.

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.