Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
November's arrival comes with a decrease in the average high-temperature, moving from a refreshing 61.7°F (16.5°C) in October to a fresh 51.1°F (10.6°C). An average nighttime temperature of 40.3°F (4.6°C) is observed during November.Humidity
The average relative humidity in November is 82%.Rainfall
In Portland, in November, during 18.8 rainfall days, 3.54" (90mm) of precipitation is typically accumulated. Throughout the year, there are 173.1 rainfall days, and 31.18" (792mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Portland. November is the first month it typically snows. Throughout November, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Portland, Oregon, during the entire year, snow falls for 6.4 days and aggregates up to 3.94" (100mm) of snow.Daylight
The average length of the day in November is 9h and 31min.On the first day of the month, sunrise is at 7:51 am and sunset at 5:57 pm PDT. On the last day of November, sunrise is at 7:30 am and sunset at 4:29 pm PST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from PDT to PST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from PST to PDT.
Sunshine
The average sunshine in November is 4.6h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In November, an average UV index of 2 transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. When the Sun is at its strongest around midday, find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are November temperatures?
What is the average humidity in November?
How much does it rain in November?
When does it start to snow in Portland?
What is the average length of the day in November?
When are sunrise and sunset in November?
When does Daylight Saving Time (DST) end in November?
How long on average sun shines in November?
When is the lowest UV index?
What is the UV index reading in November?
Average temperature in November
Portland, OR
- Average high temperature in November: 51.1°F
The warmest month (with the highest average high temperature) is August (81.5°F).
The month with the lowest average high temperature is December (44.1°F).
- Average low temperature in November: 40.3°F
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).
Average pressure in November
Portland, OR
- Average pressure in November: 30.06"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 November
Portland, OR
- Average wind speed in November: 5.5mph
The windiest month (with the highest average wind speed) is January (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in November
Portland, OR
- Average humidity in November: 82%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is August (63%).
Average rainfall in November
Portland, OR
- Average rainfall in November: 3.54"
The wettest month (with the highest rainfall) is December (4.53").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in November
Portland, OR
- Average rainfall days in November: 18.8 days
The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is July (4.9 days).
Average snowfall in November
Portland, OR
- Average snowfall in November: 0.04"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in November
Portland, OR
- Average snowfall days in November: 0.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in November /
Average sunshine in November
Portland, OR
- Average daylight in November: 9h and 3min
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 November: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in November
Portland, OR
- Average sunshine days in November: 9.9 days
The months with the most sunshine days are July and August (23.8 days).
The month with the least sunshine days is March (8.3 days).
Average UV index in November
Portland, OR
- Average UV index in November: 2
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 November
Portland, OR
- Average cloud cover in November: 54
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in November
Portland, OR
- Average visibility in November: 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).
Portland, Oregon, USA
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