October weather forecast
Salem, OR

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An evening shot of the leafy town of Salem in Oregon
An evening shot of the leafy town of Salem in Oregon

Weather in October

October marks a significant shift in Salem's weather, featuring cooler temperatures and an increasing rainfall measure of 2.4". The weather transition is evident with the advent of Fall. This is the time when Salem is adorned with the colors of fall, enhancing the city’s aesthetic appeal. October's weather brings a display of vibrant fall colors, making it a visual feast for visitors.

Temperature

Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a moderately hot 74.7°F to a comfortable 62.2°F. The average low-temperature during October nights is a frosty 45.3°F.

Humidity

The average relative humidity in October in Salem is 77%.

Rainfall

In Salem, in October, during 15.1 rainfall days, 2.4" of precipitation is typically accumulated. Throughout the year, there are 162.5 rainfall days, and 25.08" 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 the month, sunrise is at 7:10 am and sunset at 6:53 pm. On the last day of October, sunrise is at 7:49 am and sunset at 6:02 pm PDT.

Sunshine

The average sunshine in October in Salem is 5.5h.

UV index

The average daily maximum UV index in October in Salem is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 3 in October leads to these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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FAQ

What is the temperature in October in Salem?

October temperatures vary between a high-temperature of 62.2°F and a low-temperature of 45.3°F. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 86°F.

What is the average humidity in October in Salem?

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

How many days does it rain in October in Salem?

In Salem, Oregon, in October, it is raining for 15.1 days, with typically 2.4" of accumulated precipitation.

When it does not snow in Salem?

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

Does it snow in Salem in October?

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

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

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

What time are sunrise and sunset in October in Salem?

In October, on the first day of the month, sunrise is at 7:10 am and sunset at 6:53 pm. On the last day of the month, in Salem, Oregon, sunrise is at 7:49 am and sunset at 6:02 pm PDT.

How long on average sun shines in October in Salem?

The average sunshine duration in October in Salem is 5.5h.

What is the UV index reading in October in Salem?

In October, the average daily maximum UV index in Salem, Oregon, is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Salem, OR

Average temperature in October - Salem, 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
Salem, OR

Average pressure in October - Salem, 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
Salem, OR

Average wind speed in October - Salem, 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
Salem, OR

Average humidity in October - Salem, 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
Salem, OR

Average rainfall in October - Salem, 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
Salem, OR

Average rainfall days in October - Salem, 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
Salem, OR

Average snowfall in October - Salem, 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
Salem, OR

Average snowfall days in October - Salem, 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
Salem, OR

Average daylight in October / Average sunshine in October - Salem, 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
Salem, OR

Average sunshine days in October - Salem, 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
Salem, OR

Average UV index in October - Salem, 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
Salem, OR

Average cloud cover in October - Salem, 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
Salem, OR

Average visibility in October - Salem, 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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Salem, Oregon, USA

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