October weather forecast
Keizer, OR

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Weather in October

October delivers a fully-fledged autumnal climate in Keizer, Oregon, characterized by cool breezes and colorful foliage. The rainfall picks up the pace, registering at a noticeable 2.4" (61mm). The leaves start to turn into shades of orange, yellow, and red, aligning with the archetypal autumn appearance. Prominent features such as pumpkin patches and apple picking sessions paint a comprehensive picture of a pristine fall scene. More frequent rainfall and dip in temperature add to the charm of this transition phase.

Temperature

The shift to October brings a decrease in the average high-temperature, falling from a warm 74.7°F (23.7°C) in September to a refreshing 62.2°F (16.8°C). Keizer anticipates an average minimum temperature of 45.3°F (7.4°C) in the month of October.

Humidity

The average relative humidity in October is 77%.

Rainfall

In Keizer, in October, during 15.1 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, there are 162.5 rainfall days, and 25.08" (637mm) of precipitation is accumulated.

Snowfall

In Keizer, Oregon, snow does not fall in April through October.

Daylight

In Keizer, the average length of the day in October 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 7:50 am and sunset at 6:01 pm PDT.

Sunshine

In October, the average sunshine in Keizer is 5.5h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 3 in October suggests the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the average October temperature in Keizer?

In Keizer, in October, the average high-temperature is 62.2°F (16.8°C), and the average low-temperature is 45.3°F (7.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 86°F (30°C).

What is the average humidity in October in Keizer?

In October, the average relative humidity in Keizer is 77%.

How many days does it rain in October in Keizer?

In October, in Keizer, Oregon, the rain falls for 15.1 days. Throughout October, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Keizer?

In Keizer, Oregon, snow does not fall in April through October.

Does it snow in Keizer in October?

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

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

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

When are sunrise and sunset in October in Keizer?

On the first day of October in Keizer, sunrise is at 7:11 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:01 pm PDT.

How many hours of sunshine does Keizer have in October?

In Keizer, the average sunshine duration in October is 5.5h.

How high is the UV index in October in Keizer?

In October, the average daily maximum UV index in Keizer is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from 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
Keizer, OR

Average temperature in October - Keizer, OR
  • Average high temperature in October: 62.2°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in October: 45.3°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

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Average pressure in October
Keizer, OR

Average pressure in October - Keizer, 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).

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Average wind speed in October
Keizer, OR

Average wind speed in October - Keizer, OR
  • Average wind speed in October: 4.9mph

The windiest months (with the highest average wind speed) are January, March and November (5.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in October
Keizer, OR

Average humidity in October - Keizer, OR
  • Average humidity in October: 77%

The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in October
Keizer, OR

Average rainfall in October - Keizer, OR
  • Average rainfall in October: 2.4"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in October
Keizer, OR

Average rainfall days in October - Keizer, OR
  • Average rainfall days in October: 15.1 days

The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is July (3.9 days).

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Average snowfall in October
Keizer, OR

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

The month with the highest snowfall is February (1.18").
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
Keizer, OR

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

The month with the highest number of snowfall days is February (1.8 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
Keizer, OR

Average daylight in October / Average sunshine in October - Keizer, 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 3min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in October
Keizer, OR

Average sunshine days in October - Keizer, OR
  • Average sunshine days in October: 14.8 days

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is March (8.8 days).

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Average UV index in October
Keizer, OR

Average UV index in October - Keizer, 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).

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Average cloud cover in October
Keizer, OR

Average cloud cover in October - Keizer, OR
  • Average cloud cover in October: 43

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in October
Keizer, OR

Average visibility in October - Keizer, 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, March, April, May, June, October, November and December (5mi).

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Keizer, Oregon, USA

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