October weather forecast
Sunnyside, OR

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Weather in October

October, like September, in Sunnyside, Oregon, is another refreshing autumn month, with temperature in the range of an average high of 61.3°F (16.3°C) and an average low of 45.1°F (7.3°C).

Temperature

The shift from September to October involves a decrease in the average high-temperature, dropping from a warm 73.6°F (23.1°C) to an enjoyable 61.3°F (16.3°C). During October, the nighttime temperature averages to a frosty 45.1°F (7.3°C).

Humidity

The average relative humidity in October in Sunnyside is 75%.

Rainfall

In October, the rain falls for 15.2 days. Throughout October, 3.35" (85mm) of precipitation is accumulated. In Sunnyside, Oregon, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in October is 10h and 55min.
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 7:49 am and sunset at 5:58 pm PDT.

Sunshine

In Sunnyside, the average sunshine in October is 5.6h.

UV index

In Sunnyside, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 3 in October transforms into this advice:
Adopt protective measures - It is advised to guard against sun damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The high-temperature during October is 61.3°F (16.3°C) and the low-temperature is 45.1°F (7.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 84.2°F (29°C).

What is the average humidity in October?

In October, the average relative humidity is 75%.

How much does it rain in October?

In Sunnyside, in October, it is raining for 15.2 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in October?

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

How many hours of daylight does Sunnyside have in October?

In Sunnyside, the average day length in October is 10h and 55min.

When is the sunrise / sunset in October?

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 7:49 am and sunset at 5:58 pm PDT.

How many hours of sunshine does Sunnyside have in October?

The average sunshine duration in October is 5.6h.

What is the UV index reading in October in Sunnyside?

In Sunnyside, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Sunnyside, OR

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

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in October: 45.1°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).

Average pressure in October
Sunnyside, OR

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

Average wind speed in October
Sunnyside, OR

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

The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in October
Sunnyside, OR

Average humidity in October - Sunnyside, OR
  • Average humidity in October: 75%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).

Average rainfall in October
Sunnyside, OR

Average rainfall in October - Sunnyside, OR
  • Average rainfall in October: 3.35"

The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in October
Sunnyside, OR

Average rainfall days in October - Sunnyside, OR
  • Average rainfall days in October: 15.2 days

The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (4 days).

Average snowfall in October
Sunnyside, OR

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

The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Sunnyside, OR

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in October / Average sunshine in October - Sunnyside, 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 4min

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 18min).

Average sunshine days in October
Sunnyside, OR

Average sunshine days in October - Sunnyside, OR
  • Average sunshine days in October: 14.6 days

The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in October
Sunnyside, OR

Average UV index in October - Sunnyside, 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).

Average cloud cover in October
Sunnyside, OR

Average cloud cover in October - Sunnyside, OR
  • Average cloud cover in October: 41

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in October
Sunnyside, OR

Average visibility in October - Sunnyside, OR
  • Average visibility in October: 6mi

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

Sunnyside, Oregon, USA

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