Last updated: June 24, 2025
In November, the average temperature in Portland, United States hovers around 6°C (42°F). Expect a broad range, with minimums dipping to -14°C (7°F) and maximums soaring to 24°C (75°F). This month typically sees 90 mm (3.5 in) of precipitation spread over 9 days. With an average humidity of 87%, it’s best to prepare for a rather damp climate!
In November in Portland, the average temperature is 6°C (42°F), with maximums reaching up to 24°C (75°F) and minimums dropping as low as -14°C (7°F). Travelers should prepare for a wide range of temperatures and pack accordingly for their visit.
In Portland in November, the precipitation amount is 90 mm (3.5 in) over the course of 9 days.
In Portland in November humidity is 87%. With an average temperature of 6°C (42°F), this humidity feels like a persistent chill that seeps into your bones, making it uncomfortable for traveling and leaving you longing for warmth at every turn.
In Portland in November, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Portland for better planning.
UV Risk Categories
Weather in Portland varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in Portland, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -1°C (31°F) | 71 mm (2.8 inches) | 87% | moderate |
February Weather | 1°C (34°F) | 102 mm (4.0 inches) | 85% | moderate |
March Weather | 4°C (39°F) | 94 mm (3.7 inches) | 85% | high |
April Weather | 10°C (50°F) | 110 mm (4.3 inches) | 83% | very high |
May Weather | 16°C (61°F) | 135 mm (5.3 inches) | 75% | very high |
June Weather | 21°C (69°F) | 92 mm (3.6 inches) | 73% | very high |
July Weather | 24°C (75°F) | 124 mm (4.9 inches) | 65% | very high |
August Weather | 23°C (73°F) | 125 mm (4.9 inches) | 62% | very high |
September Weather | 19°C (67°F) | 107 mm (4.2 inches) | 66% | very high |
October Weather | 14°C (57°F) | 141 mm (5.5 inches) | 79% | high |
November Weather | 6°C (42°F) | 90 mm (3.5 inches) | 87% | moderate |
December Weather | 2°C (35°F) | 106 mm (4.2 inches) | 85% | low |