Leavenworth

Washington State Weather in April

Average temperatures, rainfall, sunshine and the best places to visit in Washington State, the United States of America in April.

Considering a trip to Washington State, the United States of America this April and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Washington State in April

Washington State, the United States of America is a region in the United States of America. The weather in Washington State in April can be quite varied, with temperatures that range from very cold to pleasant and precipitation levels ranging from low to heavy.

Temperatures

The average maximum daytime temperatures vary from very cold in Mount Rainier National Park at -2°C (28°F) to pleasant in Kennewick at 19°C (66°F). Nighttime temperatures generally drop to 5°C (41°F) in Kennewick and -11°C (12°F) in Mount Rainier National Park .

For specific regional insights in Washington State, the United States of America, refer to the map provided below.

Precipitation

In April, precipitation varies across different areas. From low rainfall in Richland with an average of 10 mm (0.4 in) to heavy rainfall in Mount Rainier National Park with 285 mm (11 in).

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Seattle enjoys approximately 208 hours of sunlight, ideal for those seeking sunny weather.

Explore Washington State by month

Pick a month to see the average temperature, rainfall and sunshine in Washington State — and find the best time to visit. (based on Seattle)

Best Places to Visit in Washington State in April

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Washington State.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Washington State

What is the weather like in April for some of the most popular destinations in Washington State, the United States of America?

Temperature range in Washington State (April)

Precipitation variation in Washington State (April)

Seattle

In April Seattle generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

March
April
May
Max temperature
12°C (54°F)
15°C (59°F)
19°C (66°F)
Min temperature
4°C (39°F)
6°C (43°F)
9°C (48°F)
Monthly sun hours
179 hours
208 hours
254 hours
Monthly rainfall
124 mm (4.9 in)
73 mm (2.9 in)
54 mm (2.1 in)
Monthly rainy days
21 days
16 days
12 days
Weather conditions

SeaTac

In April SeaTac generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

March
April
May
Max temperature
12°C (54°F)
15°C (59°F)
19°C (66°F)
Min temperature
4°C (39°F)
6°C (43°F)
9°C (48°F)
Monthly sun hours
179 hours
208 hours
254 hours
Monthly rainfall
124 mm (4.9 in)
73 mm (2.9 in)
54 mm (2.1 in)
Monthly rainy days
21 days
16 days
12 days
Weather conditions

Ocean Shores

In April Ocean Shores generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 6°C (43°F) and high monthly rainfall. So on average the conditions are poor that month.

March
April
May
Max temperature
11°C (52°F)
13°C (55°F)
15°C (59°F)
Min temperature
5°C (41°F)
6°C (43°F)
8°C (46°F)
Monthly rainfall
261 mm (10 in)
136 mm (5.4 in)
89 mm (3.5 in)
Monthly rainy days
26 days
20 days
15 days
Weather conditions

Bellevue

In April Bellevue generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

March
April
May
Max temperature
12°C (54°F)
15°C (59°F)
18°C (64°F)
Min temperature
4°C (39°F)
5°C (41°F)
8°C (46°F)
Monthly sun hours
179 hours
208 hours
254 hours
Monthly rainfall
133 mm (5.2 in)
82 mm (3.2 in)
62 mm (2.4 in)
Monthly rainy days
22 days
18 days
14 days
Weather conditions

Vancouver

In April Vancouver generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

March
April
May
Max temperature
13°C (55°F)
16°C (61°F)
20°C (68°F)
Min temperature
4°C (39°F)
5°C (41°F)
8°C (46°F)
Monthly sun hours
191 hours
221 hours
276 hours
Monthly rainfall
121 mm (4.8 in)
74 mm (2.9 in)
70 mm (2.8 in)
Monthly rainy days
21 days
18 days
14 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Washington State, in the United States of America.

Popular cities in April

Day & night temperatures, rainfall and average weather in Washington State in April.

City Weather Day temp Night temp Rainfall
Seattle 15°C (59°F) 6°C (43°F) 73 mm (2.9 in)
SeaTac 15°C (59°F) 6°C (43°F) 73 mm (2.9 in)
Ocean Shores 13°C (55°F) 6°C (43°F) 136 mm (5.4 in)
Bellevue 15°C (59°F) 5°C (41°F) 82 mm (3.2 in)
Vancouver 16°C (61°F) 5°C (41°F) 74 mm (2.9 in)
Leavenworth 16°C (61°F) 2°C (36°F) 21 mm (0.8 in)

Washington State weather in April: frequently asked questions

What is the weather like in Washington State, the United States of America in April?

April in Washington State, the United States of America brings tolerable weather. In Seattle, daytime temperatures are typically around 15°C (59°F) and nighttime lows hover near 6°C (43°F).

What is the average temperature in Washington State, the United States of America in April?

Seattle averages a daytime maximum of 15°C (59°F) in April, with overnight lows close to 6°C (43°F).

Does Washington State, the United States of America get a lot of rain in April?

April is on the drier side in Washington State, the United States of America. Seattle averages only about 73 mm (2.9 in), with most days staying dry.

Is April a Good Time to Visit Washington State, the United States of America?

Given the typically tolerable weather conditions in Seattle, April might be a good time to visit Washington State, the United States of America. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, June, July, August and September provide perfect weather in Seattle. In contrast, January, February, March, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Washington State.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed 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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.