October weather forecast
Wilsonville, OR

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A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon
A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon

Weather in October

October in Wilsonville, Oregon observes a rapid cooling as temperatures further drop, forecasting the advent of winter. The weather undergoes a change as longer nights and shorter days become more prominent. True to its Autumnal spirit, rainfall in October elevates to 3.15" (80mm), hinting towards the wetter, colder months ahead. Even though it is an overcast month with increasing humidity, October delivers a quintessential fall experience with its cool, crisp air and an atmosphere ready for pumpkin patches and hay rides.

Temperature

Wilsonville's October weather comes with a decrease in average high-temperatures, moving from an agreeable 73.2°F (22.9°C) in September to a refreshing 61.3°F (16.3°C). The nights of October anticipate an average low-temperature of 45°F (7.2°C).

Humidity

In Wilsonville, the average relative humidity in October is 76%.

Rainfall

In Wilsonville, in October, it is raining for 15.8 days, with typically 3.15" (80mm) of accumulated precipitation. In Wilsonville, during the entire year, the rain falls for 173.8 days and collects up to 29.96" (761mm) of precipitation.

Snowfall

In Wilsonville, snow does not fall in April through October.

Daylight

The average length of the day in October in Wilsonville is 10h and 56min.
On the first day of October in Wilsonville, sunrise is at 7:10 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:59 pm PDT.

Sunshine

In Wilsonville, the average sunshine in October is 5.5h.

UV index

In October, the average daily maximum UV index in Wilsonville, Oregon, is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In October, a regular UV index of 3 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the average October temperature in Wilsonville?

The high-temperature during October is 61.3°F (16.3°C) and the low-temperature is 45°F (7.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is computed to be 84.2°F (29°C).

What is the average humidity in October in Wilsonville?

In Wilsonville, the average relative humidity in October is 76%.

How much does it rain in Wilsonville in October?

In Wilsonville, in October, during 15.8 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

When it does not snow in Wilsonville?

April through October are months without snowfall.

Does it snow in Wilsonville in October?

In Wilsonville, Oregon, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Wilsonville have in October?

The average day length in October in Wilsonville is 10h and 56min.

When are sunrise and sunset in October in Wilsonville?

On the first day of October, sunrise is at 7:10 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:59 pm PDT.

How many hours of sunshine does Wilsonville have in October?

The average sunshine duration in October in Wilsonville, Oregon, is 5.5h.

What is the UV index reading in October in Wilsonville?

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
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
Wilsonville, OR

Average temperature in October - Wilsonville, OR
  • Average high temperature in October: 61.3°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (44.2°F).

  • Average low temperature in October: 45°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

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Average pressure in October
Wilsonville, OR

Average pressure in October - Wilsonville, OR
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed in October
Wilsonville, OR

Average wind speed in October - Wilsonville, OR
  • Average wind speed in October: 4.7mph

The windiest months (with the highest average wind speed) are January and February (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in October
Wilsonville, OR

Average humidity in October - Wilsonville, OR
  • Average humidity in October: 76%

The months with the highest relative humidity are January, February and December (85%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in October
Wilsonville, OR

Average rainfall in October - Wilsonville, OR
  • Average rainfall in October: 3.15"

The wettest month (with the highest rainfall) is December (4.49").
The driest months (with the least rainfall) are July and August (0.31").

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Average rainfall days in October
Wilsonville, OR

Average rainfall days in October - Wilsonville, OR
  • Average rainfall days in October: 15.8 days

The month with the highest number of rainy days is March (20.9 days).
The months with the least rainy days are July and August (4.4 days).

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Average snowfall in October
Wilsonville, OR

Average snowfall in October - Wilsonville, OR
  • Average snowfall in October: 0"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Wilsonville, OR

Average snowfall days in October - Wilsonville, OR
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Wilsonville, OR

Average daylight in October / Average sunshine in October - Wilsonville, OR
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 5h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in October
Wilsonville, OR

Average sunshine days in October - Wilsonville, OR
  • Average sunshine days in October: 13.9 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (8.3 days).

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Average UV index in October
Wilsonville, OR

Average UV index in October - Wilsonville, OR
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Wilsonville, OR

Average cloud cover in October - Wilsonville, OR
  • Average cloud cover in October: 42

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in October
Wilsonville, OR

Average visibility in October - Wilsonville, OR
  • Average visibility in October: 5mi

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

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Wilsonville, Oregon, USA

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