October weather forecast
Cosmopolis, WA

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Weather in October

October, like September, is a moderate autumn month in Cosmopolis, Washington, with an average temperature ranging between max 58.5°F (14.7°C) and min 45.5°F (7.5°C).

Temperature

Cosmopolis in October undergoes a mild reduction in the average high-temperature, shifting from September's enjoyable 67.8°F (19.9°C) to a still refreshing 58.5°F (14.7°C). In October, Cosmopolis experiences an average nighttime temperature of 45.5°F (7.5°C).

Humidity

In October, the average relative humidity is 85%.

Rainfall

In October, the rain falls for 9.6 days. Throughout October, 1.1" (28mm) of precipitation is accumulated. In Cosmopolis, during the entire year, the rain falls for 113.5 days and collects up to 10.24" (260mm) of precipitation.

Snowfall

April through December are months without snowfall.

Daylight

The average length of the day in October is 10h and 52min.
On the first day of the month, sunrise is at 7:15 am and sunset at 6:53 pm. On the last day of October, in Cosmopolis, sunrise is at 7:57 am and sunset at 5:59 pm PDT.

Sunshine

In Cosmopolis, the average sunshine in October is 4.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 3 in October translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What are October temperatures in Cosmopolis?

The high-temperature during October is 58.5°F (14.7°C) and the low-temperature is 45.5°F (7.5°C).

What is the average humidity in October in Cosmopolis?

In Cosmopolis, Washington, the average relative humidity in October is 85%.

How many days does it rain in October in Cosmopolis?

In October, the rain falls for 9.6 days. Throughout October, 1.1" (28mm) of precipitation is accumulated.

When it does not snow in Cosmopolis?

April through December are months without snowfall in Cosmopolis.

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

The average day length in October in Cosmopolis, Washington, is 10h and 52min.

What time are sunrise and sunset in October in Cosmopolis?

In October, on the first day of the month, sunrise is at 7:15 am and sunset at 6:53 pm. On the last day of the month, in Cosmopolis, sunrise is at 7:57 am and sunset at 5:59 pm PDT.

How many hours of sunshine does Cosmopolis have in October?

In October, the average sunshine duration in Cosmopolis is 4.9h.

What is the UV index intensity in October in Cosmopolis?

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Cosmopolis, WA

Average temperature in October - Cosmopolis, WA
  • Average high temperature in October: 58.5°F

The warmest month (with the highest average high temperature) is August (71.4°F).
The month with the lowest average high temperature is December (44.2°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (36.5°F).

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Average pressure in October
Cosmopolis, WA

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

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

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Average wind speed in October
Cosmopolis, WA

Average wind speed in October - Cosmopolis, WA
  • Average wind speed in October: 5.5mph

The windiest month (with the highest average wind speed) is January (7mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

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Average humidity in October
Cosmopolis, WA

Average humidity in October - Cosmopolis, WA
  • Average humidity in October: 85%

The months with the highest relative humidity are November and December (88%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in October
Cosmopolis, WA

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

The wettest month (with the highest rainfall) is January (1.93").
The driest months (with the least rainfall) are July and August (0.12").

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Average rainfall days in October
Cosmopolis, WA

Average rainfall days in October - Cosmopolis, WA
  • Average rainfall days in October: 9.6 days

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (3.2 days).

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Average snowfall in October
Cosmopolis, WA

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

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in October
Cosmopolis, WA

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

The month with the highest number of snowfall days is February (1.3 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
Cosmopolis, WA

Average daylight in October / Average sunshine in October - Cosmopolis, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in October
Cosmopolis, WA

Average sunshine days in October - Cosmopolis, WA
  • Average sunshine days in October: 18.9 days

The month with the most sunshine days is August (25.4 days).
The months with the least sunshine days are February and March (14.1 days).

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Average UV index in October
Cosmopolis, WA

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

The month with the highest UV index is July (UV index 5).
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
Cosmopolis, WA

Average cloud cover in October - Cosmopolis, WA
  • Average cloud cover in October: 49

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in October
Cosmopolis, WA

Average visibility in October - Cosmopolis, WA
  • Average visibility in October: 4mi

The months with the highest visibility are February, March, April, May, June and November (5mi).
The months with the lowest visibility are January, July, August, September, October and December (4mi).

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Cosmopolis, Washington, USA

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