October weather forecast
Cowiche, WA

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Weather in October

October, the same as September, in Cowiche, Washington, is another mild autumn month, with temperature in the range of an average high of 59.2°F (15.1°C) and an average low of 41.7°F (5.4°C).

Temperature

The onset of October marks a clear decrease in the average high-temperature, dropping from a moderately hot 74.1°F (23.4°C) in September to a refreshing 59.2°F (15.1°C). In the month of October, Cowiche's average low-temperature falls to an icy 41.7°F (5.4°C).

Humidity

The average relative humidity in October is 62%.

Rainfall

In Cowiche, during October, the rain falls for 8.6 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, there are 87.6 rainfall days, and 5.94" (151mm) of precipitation is accumulated.

Snowfall

May through August and October are months without snowfall.

Daylight

In Cowiche, the average length of the day in October is 10h and 52min.
On the first day of October, sunrise is at 7:02 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:48 pm PDT.

Sunshine

The average sunshine in October is 7h.

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 daily maximum UV index of 3 in October interprets into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature in Cowiche?

In Cowiche, 59.2°F (15.1°C) is the average high-temperature and 41.7°F (5.4°C) is the average low-temperature during October. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in August is calculated to be 84.2°F (29°C).

What is the average humidity in October?

The average relative humidity in October is 62%.

How much does it rain in October?

In Cowiche, during October, the rain falls for 8.6 days and regularly aggregates up to 0.55" (14mm) of precipitation.

When it does not snow?

May through August and October are months without snowfall.

Does it snow in Cowiche in October?

In October, it doesn't snow. September is the latest month when it typically snows.

What is the average length of the day in October?

In October, the average day length is 10h and 52min.

When are sunrise and sunset in October?

On the first day of October in Cowiche, Washington, sunrise is at 7:02 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:48 pm PDT.

How long on average sun shines in October?

In October, the average sunshine duration in Cowiche is 7h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Cowiche, WA

Average temperature in October - Cowiche, WA
  • Average high temperature in October: 59.2°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (36°F).

  • Average low temperature in October: 41.7°F

The month with the highest average low temperature is August (58.8°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).

Average pressure in October
Cowiche, WA

Average pressure in October - Cowiche, WA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

Average wind speed in October
Cowiche, WA

Average wind speed in October - Cowiche, WA
  • Average wind speed in October: 5.2mph

The windiest month (with the highest average wind speed) is June (7.4mph).
The calmest month (with the lowest average wind speed) is December (4.2mph).

Average humidity in October
Cowiche, WA

Average humidity in October - Cowiche, WA
  • Average humidity in October: 62%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (41%).

Average rainfall in October
Cowiche, WA

Average rainfall in October - Cowiche, WA
  • Average rainfall in October: 0.55"

The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in October
Cowiche, WA

Average rainfall days in October - Cowiche, WA
  • Average rainfall days in October: 8.6 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is July (2.3 days).

Average snowfall in October
Cowiche, WA

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

The month with the highest snowfall is December (3.07").
The months with the least snowfall are May, June, July, August and October (0").

Average snowfall days in October
Cowiche, WA

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

The month with the highest number of snowfall days is December (5.7 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

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

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

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

  • Average sunshine in October: 7h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in October
Cowiche, WA

Average sunshine days in October - Cowiche, WA
  • Average sunshine days in October: 19.9 days

The month with the most sunshine days is July (27.6 days).
The month with the least sunshine days is February (15.5 days).

Average UV index in October
Cowiche, WA

Average UV index in October - Cowiche, 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
Cowiche, WA

Average cloud cover in October - Cowiche, WA
  • Average cloud cover in October: 24

The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in October
Cowiche, WA

Average visibility in October - Cowiche, WA
  • Average visibility in October: 6mi

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

Cowiche, Washington, USA

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