October weather forecast
Tukwila, WA

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Weather in October

October, the same as September, in Tukwila, Washington, is another refreshing autumn month, with an average temperature ranging between max 59°F (15°C) and min 44.8°F (7.1°C).

Temperature

Onset of October comes with a temperature decline, the average high falling from a pleasant 70.3°F (21.3°C) in September to a refreshing 59°F (15°C). The average low-temperature of 44.8°F (7.1°C) is witnessed during October.

Humidity

The average relative humidity in October is 79%.

Rainfall

In Tukwila, in October, during 12.5 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 138.2 rainfall days, and 14.09" (358mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In October, the average length of the day in Tukwila is 10h and 50min.
On the first day of October, sunrise is at 7:09 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:52 pm PDT.

Sunshine

In October, the average sunshine is 5.6h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 3 in October transforms into this advice:
Undertake protective steps - Preventing sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Tukwila in October?

An average high-temperature, in October, in Tukwila, is 59°F (15°C) and the average low-temperature is 44.8°F (7.1°C).

What is the average humidity in October in Tukwila?

In Tukwila, the average relative humidity in October is 79%.

How many days does it rain in October in Tukwila?

In Tukwila, during October, the rain falls for 12.5 days and regularly aggregates up to 1.42" (36mm) of precipitation.

When it does not snow in Tukwila?

In Tukwila, Washington, snow does not fall in April through October.

Does it snow in Tukwila in October?

In Tukwila, Washington, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Tukwila have in October?

In Tukwila, Washington, the average day length in October is 10h and 50min.

What time are sunrise and sunset in October in Tukwila?

In October, on the first day of the month, sunrise is at 7:09 am and sunset at 6:47 pm. On the last day of the month, in Tukwila, sunrise is at 7:52 am and sunset at 5:52 pm PDT.

How many hours of sunshine does Tukwila have in October?

The average sunshine duration in October is 5.6h.

What is the UV index intensity in October in Tukwila?

In October, the average daily maximum UV index in Tukwila, Washington, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Tukwila, WA

Average temperature in October - Tukwila, WA
  • Average high temperature in October: 59°F

The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (43.5°F).

  • Average low temperature in October: 44.8°F

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

Average pressure in October
Tukwila, WA

Average pressure in October - Tukwila, WA
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

Average wind speed in October
Tukwila, WA

Average wind speed in October - Tukwila, WA
  • Average wind speed in October: 4.5mph

The windiest month (with the highest average wind speed) is March (5.3mph).
The calmest months (with the lowest average wind speed) are July and August (3.6mph).

Average humidity in October
Tukwila, WA

Average humidity in October - Tukwila, WA
  • Average humidity in October: 79%

The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (68%).

Average rainfall in October
Tukwila, WA

Average rainfall in October - Tukwila, WA
  • Average rainfall in October: 1.42"

The wettest month (with the highest rainfall) is December (2.2").
The driest month (with the least rainfall) is July (0.31").

Average rainfall days in October
Tukwila, WA

Average rainfall days in October - Tukwila, WA
  • Average rainfall days in October: 12.5 days

The month with the highest number of rainy days is April (14.9 days).
The month with the least rainy days is August (5.7 days).

Average snowfall in October
Tukwila, WA

Average snowfall in October - Tukwila, WA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Tukwila, WA

Average snowfall days in October - Tukwila, WA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Tukwila, WA

Average daylight in October / Average sunshine in October - Tukwila, WA
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in October
Tukwila, WA

Average sunshine days in October - Tukwila, WA
  • Average sunshine days in October: 16.7 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (13 days).

Average UV index in October
Tukwila, WA

Average UV index in October - Tukwila, WA
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in October
Tukwila, WA

Average cloud cover in October - Tukwila, WA
  • Average cloud cover in October: 43

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in October
Tukwila, WA

Average visibility in October - Tukwila, WA
  • Average visibility in October: 5mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (5mi).

Tukwila, Washington, USA

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