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Washington State weather in October

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

What is the weather like in Washington State in October?

Washington State 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.

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

In October, precipitation varies across different areas. From low rainfall in Richland with an average of 15 mm to heavy rainfall in Mount Rainier National Park with 295 mm. The city Seattle usually sees around 143 hours of sunlight, indicating a moderately sunny period.

To learn more about the conditions in specific areas of Washington State in October, check out the map below. For more details on the yearly weather, visit our Washington State climate page.

Where to go in Washington State in October

Find more information for the most popular destinations in the Washington State on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
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).

Popular destinations

What is the weather like in October for the 5 most popular destinations in Washington State?

Seattle

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

Seattle
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
22°C 
12°C 
220 hours 
49 mm 
9 days 
16°C 
8°C 
143 hours 
100 mm 
16 days 
11°C 
4°C 
73 hours 
166 mm 
20 days 
poor 
Climate in Seattle

SeaTac

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

SeaTac
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
22°C 
12°C 
220 hours 
49 mm 
9 days 
16°C 
8°C 
143 hours 
99 mm 
16 days 
11°C 
4°C 
73 hours 
165 mm 
20 days 
poor 
Climate in SeaTac

Ocean Shores

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

Ocean Shores
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
19°C 
11°C 
80 mm 
13 days 
15°C 
8°C 
196 mm 
19 days 
poor 
11°C 
5°C 
327 mm 
24 days 
poor 
Climate in Ocean Shores

Bellevue

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

Bellevue
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
22°C 
11°C 
220 hours 
56 mm 
10 days 
16°C 
8°C 
143 hours 
107 mm 
16 days 
11°C 
4°C 
73 hours 
176 mm 
21 days 
poor 
Climate in Bellevue

Vancouver

In October Vancouver generally has moderate temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 7°C and moderate monthly rainfall. So on average the conditions are pleasant that month.

Vancouver
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
24°C 
11°C 
236 hours 
41 mm 
9 days 
18°C 
7°C 
152 hours 
85 mm 
15 days 
12°C 
4°C 
79 hours 
171 mm 
21 days 
poor 
Climate in Vancouver

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

Is October the best time to visit Washington State?

In our opinion, October may not be the ideal time to visit Washington State due to the typically unpleasant weather in Seattle.

Generally speaking, the best visiting conditions can be found in June, July, August and September offering mostly perfect weather in Seattle. On the other hand, the months of 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. Interested in the weather conditions in a specific month? Select the month below.

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  • 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 climate conditions. Find out where to go with our weather planner.