SeaTac weather in April (Washington State, United States of America)

How's the weather trend in SeaTac as April approaches? Find out what kind of weather to expect during this month.

Temperatures

In April, SeaTac tends to experience moderate temperatures and moderate rainfall. As the day progresses, temperatures can peak at 15°C. Luckily at nightfall, they typically drop to 6°C.

Precipitation

SeaTac in April usually receives moderate rainfall, averaging around 73 mm for the month. Analyzing past climate data, one can expect approximately 16 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 208 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

SeaTac, monthly averages in April

Min Temperature 6°C  

Max Temperature 15°C  

Chance of Rain 53%  

Precipitation 73 mm  

Rainy days 16 days  

Humidity 71% *  

Windspeed 14 km/h *  

Sunshine 208 hours *  

Percentage Sunshine 51% *  

Where to go in the United States of America in April

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?

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.

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.