October weather forecast
Ariel, WA

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Weather in October

October, like September, is a moderate autumn month in Ariel, Washington, with an average temperature ranging between max 58.1°F (14.5°C) and min 42.6°F (5.9°C).

Temperature

With the onset of October, Ariel's average high-temperature adjusts, receding from September's pleasant 70.2°F (21.2°C) to a refreshing 58.1°F (14.5°C). During October, the nighttime temperature averages of 42.6°F (5.9°C).

Humidity

The average relative humidity in October in Ariel is 79%.

Rainfall

In Ariel, Washington, during October, the rain falls for 16.6 days and regularly aggregates up to 5.2" (132mm) of precipitation. Throughout the year, in Ariel, there are 182.3 rainfall days, and 48.11" (1222mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Ariel, the average length of the day in October is 10h and 54min.
On the first day of October, sunrise is at 7:09 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:57 pm PDT.

Sunshine

In Ariel, the average sunshine in October is 4.6h.

UV index

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 in October translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Ariel in October?

The average high-temperature, in October, in Ariel, is 58.1°F (14.5°C), while the average low-temperature is 42.6°F (5.9°C).

What is the average humidity in October in Ariel?

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

How many days does it rain in October in Ariel?

In October, in Ariel, Washington, the rain falls for 16.6 days. Throughout October, 5.2" (132mm) of precipitation is accumulated.

When it does not snow in Ariel?

April through October are months without snowfall.

Does it snow in Ariel in October?

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

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

In Ariel, the average day length in October is 10h and 54min.

When are sunrise and sunset in October in Ariel?

In October, on the first day of the month, sunrise is at 7:09 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:57 pm PDT.

How long on average sun shines in October in Ariel?

In October, the average sunshine duration is 4.6h.

What is the UV index reading in October in Ariel?

The average daily maximum UV index in October in Ariel, Washington, is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's 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
Ariel, WA

Average temperature in October - Ariel, WA
  • Average high temperature in October: 58.1°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 (40.6°F).

  • Average low temperature in October: 42.6°F

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (30.7°F).

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Average pressure in October
Ariel, WA

Average pressure in October - Ariel, WA
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in October
Ariel, WA

Average wind speed in October - Ariel, WA
  • Average wind speed in October: 4.7mph

The windiest month (with the highest average wind speed) is January (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in October
Ariel, WA

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

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (69%).

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Average rainfall in October
Ariel, WA

Average rainfall in October - Ariel, WA
  • Average rainfall in October: 5.2"

The wettest month (with the highest rainfall) is January (7.64").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in October
Ariel, WA

Average rainfall days in October - Ariel, WA
  • Average rainfall days in October: 16.6 days

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (5.6 days).

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Average snowfall in October
Ariel, WA

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

The month with the highest snowfall is February (4.02").
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
Ariel, WA

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

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in October: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).

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Average sunshine days in October
Ariel, WA

Average sunshine days in October - Ariel, WA
  • Average sunshine days in October: 13.5 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in October
Ariel, WA

Average UV index in October - Ariel, WA
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in October
Ariel, WA

Average cloud cover in October - Ariel, WA
  • Average cloud cover in October: 52

The months with the most cloud cover are February and December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in October
Ariel, WA

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

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

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Ariel, Washington, USA

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