Ilwaco weather in December (Washington State, United States of America)

Curious about the climate in Ilwaco this December? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

December in Ilwaco generally includes low temperatures and heavy rainfall. December is typically considered a winter month. Expect temperatures to climb to 9°C during the day, with nighttime readings dropping to 3°C. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

Precipitation

Ilwaco in December falls under the rainy season with heavy rainfall, averaging around 291 mm for the month. You can typically expect 24 days days of rain this month, based on climate records.

Average sunshine

The area experiences limited sunny days, amounting to roughly 62 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Ilwaco. July typically offers the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

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

 

Ilwaco, monthly averages in December

Min Temperature 3°C  

Max Temperature 9°C  

Chance of Rain 80%  

Precipitation 291 mm  

Rainy days 24 days  

Sunshine 62 hours *  

Percentage Sunshine *  

Data from: Astoria, the United States of America (21 KM, 13 Miles).

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.

Weather conditions Weather

Temperatures

Precipitation

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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 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.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Ilwaco.

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.