Portland
Oregon, USA
Long-term weather forecast
Long-term weather forecast

November weather forecast and climate
Portland, OR

A colorful autumn view of the outline of Portland City, Oregon, with mountains in the distance
A colorful autumn view of the outline of Portland City, Oregon, with mountains in the distance
November is the wettest month of the year in Portland with a massive 5.6" (142.2mm) of rainfall, and mostly dark skies with daily sunshine of 3 hours. The first snowflakes arrive by November, but there are rarely more than a couple of days of snowfall.
The average temperatures are in the mildly cold range of 39.9°F (4.4°C) to 52°F (11.1°C), which may drop below 35.1°F (1.7°C) on a few nights.
Most of the visitors leave Portland by the start of November due to the incessant rainfall. Those who dare to stay back need a durable rain jacket to face the wet weather!

What is the temperature in November in Portland?

The average high-temperature, in November, is 52.9°F (11.6°C), while the average low-temperature is 40.5°F (4.7°C).

What is the average humidity in November in Portland?

In November, the average relative humidity in Portland is 81.5%.

How much does it rain in Portland in November?

In Portland, Oregon, in November, during 19 rainfall days, 5.6" (143mm) of precipitation is typically accumulated.

What is the wettest month in Portland?

November is the month with the most rainfall in Portland, Oregon. Rain falls for 19 days and accumulates 5.6" (143mm) of precipitation.

When does it start to snow in Portland?

November is the first month it typically snows in Portland, Oregon. Throughout November, in the average 0.5 snowfall days, it receives 0.2" (5.1mm) of snow.

How many hours of daylight does Portland have in November?

In Portland, the average length of the day in November is 9.5h.

How many hours of sunshine does Portland have in November?

The average sunshine in November in Portland is 2.6h.

What is the UV index intensity in November in Portland?

The average daily maximum UV index in November in Portland is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV rays.
Average temperature in November - Portland, OR
  • Average high temperature in November: 52.8°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 (45.6°F).

  • Average low temperature in November: 40.5°F

The month with the highest average low temperature is August (58°F).
The coldest month (with the lowest average low temperature) is December (35.2°F).

Average humidity in November - Portland, OR
  • Average humidity in November: 81.5%

The month with the highest relative humidity is December (82.7%).
The month with the lowest relative humidity is July (62.8%).

Average rainfall in November - Portland, OR
  • Average rainfall in November: 5.6"

The wettest month (with the highest rainfall) is November (5.6").
Driest months (with the lowest rainfall) are July and August (0.7").

Average rainfall days in November - Portland, OR
  • Average rainfall days in November: 19 days

The month with the highest number of rainy days is November (19 days).
The month with the lowest number of rainy days is August (3.9 days).

Average snowfall in November - Portland, OR
  • Average snowfall in November: 0.2"

The month with the highest snowfall is February (2.1").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in November - Portland, OR
  • Average snowfall days in November: 0.5 days

Months with the highest number of snowfall days are February and December (1.5 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in November / Average sunshine in November - Portland, OR
  • Average daylight in November: 9.5h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in November: 2.6h

The month with most sunshine is July (Average sunshine: 10.7h).
The month with least sunshine is December (Average sunshine: 2.1h).

Average UV index in November - Portland, OR
  • Average UV index in November: 2

The month with the highest UV index is July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).