Olympic National Park weather in December (Washington State, United States of America)
What can you expect from the weather in Olympic National Park during December? Check out this comprehensive weather guide.
In December, Olympic National Park generally has low temperatures and heavy snow/rainfall. December falls within the winter season. Throughout the day, temperatures typically settle at around 2°C. But by evening, they drop to around -3°C. It's often the coldest month of the year, a perfect time to cozy up indoors. Make sure to bring along suitable winter clothing.
Olympic National Park in December falls under the rainy season with heavy snow/rainfall, averaging around 317 mm for the month. Snow/rain is expected on roughly 24 days.
The area sees fewer sunny days, with a projection of about 70 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.
If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Olympic National Park. July and August typically offer the best circumstances. While January, February, March, April, October, November and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Olympic National Park climate page with graphs.
Olympic National Park, monthly averages in December
Min Temperature
-3°C
Max Temperature
2°C
Chance of Rain
78%
Precipitation
317 mm
Rainy days
24 days
Humidity
78% *
Sunshine
70 hours *
Percentage Sunshine
27% *
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.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in December.
Interested in more climate information?
This site provides you with all the information you need about the climate in Olympic National Park.
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.
