Last updated: June 24, 2025
In November, the average temperature in Portland, United States hovers around 9°C (48°F). Expect chilly minimums of -9°C (17°F) while highs can reach a pleasant 27°C (81°F). With a precipitation amount of 88 mm (3.4 in) spread across 9 days, don’t forget your umbrella! The air tends to be quite damp, with an average humidity of 88%, adding to the overall cool ambiance.
In November in Portland, the average temperature is 9°C (48°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -9°C (17°F). It's advisable to pack layers to accommodate the wide temperature range during your travels.
In Portland in November, the precipitation amount is 88 mm (3.4 in) distributed over 9 days.
In Portland in November, humidity is 88%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.
In Portland in November, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Portland.
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 | 4°C (40°F) | 105 mm (4.1 inches) | 87% | moderate |
February Weather | 7°C (44°F) | 185 mm (7.3 inches) | 86% | high |
March Weather | 11°C (52°F) | 157 mm (6.2 inches) | 86% | high |
April Weather | 15°C (59°F) | 150 mm (5.9 inches) | 82% | very high |
May Weather | 21°C (70°F) | 122 mm (4.8 inches) | 82% | very high |
June Weather | 25°C (77°F) | 141 mm (5.5 inches) | 83% | extreme |
July Weather | 27°C (80°F) | 125 mm (4.9 inches) | 80% | extreme |
August Weather | 25°C (78°F) | 124 mm (4.9 inches) | 74% | very high |
September Weather | 23°C (74°F) | 125 mm (4.9 inches) | 71% | very high |
October Weather | 17°C (63°F) | 138 mm (5.4 inches) | 78% | high |
November Weather | 9°C (48°F) | 88 mm (3.4 inches) | 88% | moderate |
December Weather | 7°C (45°F) | 147 mm (5.8 inches) | 88% | moderate |