October weather forecast
Olalla, WA

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Weather in October

October, like September, is another refreshing autumn month in Olalla, Washington, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 45°F (7.2°C).

Temperature

The onset of October brings a small change in high-temperatures, falling from a pleasant 70°F (21.1°C) in September to a mild 58.6°F (14.8°C). In Olalla, the nighttime temperature averages to a frosty 45°F (7.2°C) during October.

Humidity

In October, the average relative humidity is 81%.

Rainfall

In Olalla, in October, during 11.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 138.9 rainfall days, and 12.24" (311mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Olalla.

Ocean temperature

In Olalla, in October, the average water temperature is 51.3°F (10.7°C).
Note: Without suitable protection, venturing into 51.3°F (10.7°C) waters cooler than 50°F (10°C) can lead to pronounced cold shock and rapid breaths.

Daylight

In October, the average length of the day is 10h and 50min.
On the first day of the month, sunrise is at 7:10 am and sunset at 6:48 pm. On the last day of October, sunrise is at 7:53 am and sunset at 5:53 pm PDT.

Sunshine

The average sunshine in October is 5.6h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 3 during October translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures in Olalla?

In October, in Olalla, the average high-temperature is 58.6°F (14.8°C), and the average low-temperature is 45°F (7.2°C).

What is the average humidity in October in Olalla?

In October, the average relative humidity in Olalla, Washington, is 81%.

How much does it rain in Olalla in October?

In Olalla, in October, during 11.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Olalla?

April through October are months without snowfall.

Does it snow in Olalla in October?

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

How cold is the water in October in Olalla?

In October, the average ocean temperature is 51.3°F (10.7°C). Swimming in 51.3°F (10.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in October in Olalla?

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

What time are sunrise and sunset in October in Olalla?

In October, on the first day of the month, sunrise is at 7:10 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:53 pm PDT.

How long on average sun shines in October in Olalla?

In Olalla, the average sunshine duration in October is 5.6h.

What is the UV index reading in October in Olalla?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe 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
Olalla, WA

Average temperature in October - Olalla, WA
  • Average high temperature in October: 58.6°F

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).

  • Average low temperature in October: 45°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 (34.9°F).

Average pressure in October
Olalla, WA

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

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

Average wind speed in October
Olalla, WA

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

The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).

Average humidity in October
Olalla, WA

Average humidity in October - Olalla, WA
  • Average humidity in October: 81%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (69%).

Average rainfall in October
Olalla, WA

Average rainfall in October - Olalla, WA
  • Average rainfall in October: 1.1"

The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in October
Olalla, WA

Average rainfall days in October - Olalla, WA
  • Average rainfall days in October: 11.8 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).

Average snowfall in October
Olalla, WA

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

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Olalla, WA

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

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in October
Olalla, WA

Average sea temperature in October - Olalla, WA
  • Average sea temperature in October: 51.3°F

The best month for swimming (with the highest average sea temperature) is August (53.3°F).
The coldest month (with the lowest average sea temperature) is February (45.8°F).

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

Average daylight in October / Average sunshine in October - Olalla, 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
Olalla, WA

Average sunshine days in October - Olalla, WA
  • Average sunshine days in October: 16.6 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).

Average UV index in October
Olalla, WA

Average UV index in October - Olalla, WA
  • 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).

Average cloud cover in October
Olalla, WA

Average cloud cover in October - Olalla, WA
  • Average cloud cover in October: 42

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in October
Olalla, WA

Average visibility in October - Olalla, 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).

Olalla, Washington, USA

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