Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October in Troutdale brings a decrease in the average high-temperature, falling from September's agreeable 72.5°F (22.5°C) to a refreshing 60.4°F (15.8°C). Nighttime temperatures in October average to a frosty 44.6°F (7°C).Humidity
In October, the average relative humidity is 76%.Rainfall
In Troutdale, in October, it is raining for 15.2 days, with typically 3.98" (101mm) of accumulated precipitation. In Troutdale, during the entire year, the rain falls for 171 days and collects up to 37.2" (945mm) of precipitation.Snowfall
April through October are months without snowfall in Troutdale.Daylight
The average length of the day in October is 10h and 55min.On the first day of October in Troutdale, sunrise is at 7:08 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:57 pm PDT.
Sunshine
The average sunshine in October is 5.5h.UV index
In Troutdale, 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 radiation for the average person.Note: In October, the maximum UV index of 3 suggests these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the temperature in October in Troutdale?
What is the average humidity in October in Troutdale?
How much does it rain in Troutdale in October?
When it does not snow in Troutdale?
Does it snow in Troutdale in October?
What is the average length of the day in October in Troutdale?
When is the sunrise / sunset in October in Troutdale?
How long on average sun shines in October in Troutdale?
What is the UV index reading in October in Troutdale?
Average temperature in October
Troutdale, OR
- Average high temperature in October: 60.4°F
The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (43.3°F).
- Average low temperature in October: 44.6°F
The month with the highest average low temperature is August (52.7°F).
The coldest month (with the lowest average low temperature) is December (33.3°F).
Average pressure in October
Troutdale, 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
Troutdale, OR
- Average wind speed in October: 4.8mph
The windiest month (with the highest average wind speed) is January (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in October
Troutdale, OR
- Average humidity in October: 76%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (65%).
Average rainfall in October
Troutdale, OR
- Average rainfall in October: 3.98"
The wettest month (with the highest rainfall) is December (5.63").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in October
Troutdale, OR
- Average rainfall days in October: 15.2 days
The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in October
Troutdale, OR
- Average snowfall in October: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Troutdale, OR
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (2.2 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
Troutdale, 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 6min).
Average sunshine days in October
Troutdale, OR
- Average sunshine days in October: 15 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in October
Troutdale, 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
Troutdale, OR
- Average cloud cover in October: 43
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in October
Troutdale, 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).
Troutdale, Oregon, USA
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