October weather forecast
Dayton, OR

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Weather in October

October, the same as September, is another refreshing autumn month in Dayton, Oregon, with an average temperature fluctuating between 61.2°F (16.2°C) and 45°F (7.2°C).

Temperature

The onset of October brings a small change in high-temperatures, falling from a warm 73.4°F (23°C) in September to a comfortable 61.2°F (16.2°C). Dayton's nighttime temperature during October is consistently averaged at a frosty 45°F (7.2°C).

Humidity

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

Rainfall

In Dayton, during October, the rain falls for 15 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 172.2 rainfall days, and 28.9" (734mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In October, the average length of the day is 10h and 56min.
On the first day of October, sunrise is at 7:11 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:00 pm PDT.

Sunshine

In Dayton, the average sunshine in October is 5.4h.

UV index

In Dayton, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 3 in October, converts into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the usual temperature for Dayton in October?

The high-temperature during October is 61.2°F (16.2°C) and the low-temperature is 45°F (7.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in October?

In October, the average relative humidity is 79%.

How much does it rain in October?

In Dayton, in October, during 15 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

Does it snow in October?

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

How many hours of daylight does Dayton have in October?

In October, the average day length is 10h and 56min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:11 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:00 pm PDT.

How long on average sun shines in October?

In Dayton, the average sunshine duration in October is 5.4h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes 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
Dayton, OR

Average temperature in October - Dayton, OR
  • Average high temperature in October: 61.2°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 (44.1°F).

  • Average low temperature in October: 45°F

The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

Average pressure in October
Dayton, OR

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in October
Dayton, OR

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

The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in October
Dayton, OR

Average humidity in October - Dayton, OR
  • Average humidity in October: 79%

The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is August (67%).

Average rainfall in October
Dayton, OR

Average rainfall in October - Dayton, OR
  • Average rainfall in October: 2.8"

The wettest month (with the highest rainfall) is December (4.49").
The driest months (with the least rainfall) are July and August (0.35").

Average rainfall days in October
Dayton, OR

Average rainfall days in October - Dayton, OR
  • Average rainfall days in October: 15 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (4.6 days).

Average snowfall in October
Dayton, OR

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

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Dayton, OR

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

The month with the highest number of snowfall days is February (2 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
Dayton, OR

Average daylight in October / Average sunshine in October - Dayton, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in October
Dayton, OR

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

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (8.4 days).

Average UV index in October
Dayton, OR

Average UV index in October - Dayton, 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
Dayton, OR

Average cloud cover in October - Dayton, OR
  • Average cloud cover in October: 45

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in October
Dayton, OR

Average visibility in October - Dayton, OR
  • Average visibility in October: 5mi

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).

Dayton, Oregon, USA

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