Leavenworth

Washington State Weather in October

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

Planning a getaway to Washington State, the United States of America this October and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Washington State in October

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

Temperatures

During the day temperatures vary from cold in Mount Rainier National Park at 3°C (37°F) to pleasant in Kennewick at 19°C (66°F). At night it cools down to 6°C (43°F) in Kennewick and -6°C (21°F) in Mount Rainier National Park .

To explore the conditions in Washington State, the United States of America in more detail, check the map below.

Precipitation

In October, precipitation varies across different areas. From low rainfall in Richland with an average of 15 mm (0.6 in) to heavy rainfall in Mount Rainier National Park with 295 mm (12 in).

Average sunshine

Sunshine is fairly consistent across many areas. Seattle receives about 143 hours of sunlight in October, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

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 October

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 October for some of the most popular destinations in Washington State, the United States of America?

Temperature range in Washington State (October)

Precipitation variation in Washington State (October)

Seattle

In October Seattle generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

September
October
November
Max temperature
22°C (72°F)
16°C (61°F)
11°C (52°F)
Min temperature
12°C (54°F)
8°C (46°F)
4°C (39°F)
Monthly sun hours
220 hours
143 hours
73 hours
Monthly rainfall
49 mm (1.9 in)
100 mm (3.9 in)
166 mm (6.5 in)
Monthly rainy days
9 days
16 days
20 days
Weather conditions

SeaTac

In October SeaTac generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are good that month.

September
October
November
Max temperature
22°C (72°F)
16°C (61°F)
11°C (52°F)
Min temperature
12°C (54°F)
8°C (46°F)
4°C (39°F)
Monthly sun hours
220 hours
143 hours
73 hours
Monthly rainfall
49 mm (1.9 in)
99 mm (3.9 in)
165 mm (6.5 in)
Monthly rainy days
9 days
16 days
20 days
Weather conditions

Ocean Shores

In October Ocean Shores generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 8°C (46°F) and heavy monthly rainfall. So on average the conditions are less favorable that month.

September
October
November
Max temperature
19°C (66°F)
15°C (59°F)
11°C (52°F)
Min temperature
11°C (52°F)
8°C (46°F)
5°C (41°F)
Monthly rainfall
80 mm (3.1 in)
196 mm (7.7 in)
327 mm (13 in)
Monthly rainy days
13 days
19 days
24 days
Weather conditions

Bellevue

In October Bellevue generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 8°C (46°F) and high monthly rainfall. So on average the conditions are mixed that month.

September
October
November
Max temperature
22°C (72°F)
16°C (61°F)
11°C (52°F)
Min temperature
11°C (52°F)
8°C (46°F)
4°C (39°F)
Monthly sun hours
220 hours
143 hours
73 hours
Monthly rainfall
56 mm (2.2 in)
107 mm (4.2 in)
176 mm (6.9 in)
Monthly rainy days
10 days
16 days
21 days
Weather conditions

Vancouver

In October Vancouver generally has moderate temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are very good that month.

September
October
November
Max temperature
24°C (75°F)
18°C (64°F)
12°C (54°F)
Min temperature
11°C (52°F)
7°C (45°F)
4°C (39°F)
Monthly sun hours
236 hours
152 hours
79 hours
Monthly rainfall
41 mm (1.6 in)
85 mm (3.3 in)
171 mm (6.7 in)
Monthly rainy days
9 days
15 days
21 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 October

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

City Weather Day temp Night temp Rainfall
Seattle 16°C (61°F) 8°C (46°F) 100 mm (3.9 in)
SeaTac 16°C (61°F) 8°C (46°F) 99 mm (3.9 in)
Ocean Shores 15°C (59°F) 8°C (46°F) 196 mm (7.7 in)
Bellevue 16°C (61°F) 8°C (46°F) 107 mm (4.2 in)
Vancouver 18°C (64°F) 7°C (45°F) 85 mm (3.3 in)
Leavenworth 17°C (63°F) 3°C (37°F) 51 mm (2 in)

Washington State weather in October: frequently asked questions

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

Washington State, the United States of America typically experiences mixed weather in October, part of the season. Daytime highs in Seattle average around 16°C (61°F), and temperatures drop to about 8°C (46°F) at night.

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

Seattle averages a daytime maximum of 16°C (61°F) in October, with overnight lows close to 8°C (46°F).

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

Rain is generally moderate to light in Washington State, the United States of America during October, with Seattle averaging close to 100 mm (3.9 in).

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

In our opinion, October may not be the ideal time to visit Washington State, the United States of America due to the typically mixed weather in Seattle.

Generally speaking, the best visiting conditions can be found in June, July, August and September offering mostly excellent weather in Seattle. On the other hand, the months of January, February, March, November and December tend to have less favorable 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.