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

Looking to travel to Seaside in December? Check out this comprehensive weather guide.

In December, Seaside generally has moderate temperatures and moderate rainfall. Throughout the daytime, temperatures often hover around 15°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. While this is the time of year with slightly cooler averages, it remains comfortably warm.

Seaside in December usually receives moderate rainfall, averaging around 76 mm for the month. It is the wettest month of the year, so an umbrella might come in handy. Rain is expected on roughly 11 days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Seaside. May, June, July, August, September and October typically offer the most agreeable circumstances. On the other hand, January, February, March, April and December tend to be characterized by conditions that may not be as optimal.

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

 

Seaside, monthly averages in December

Min TemperatureMin Temperature 6°C  
Max TemperatureMax Temperature 15°C  
Chance of RainChance of Rain 36%  
PrecipitationPrecipitation 76 mm  
Rainy daysRainy days 11 days  

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 Seaside 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.

What To Do

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

Cycling
6/10
Walking
6/10
Barbeque
5/10
Camping
4/10
Outdoor sports
9/10

Interested in more climate information?

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

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.