Last updated: June 24, 2025
In October, the average temperature in Salem, United States hovers around 12°C (54°F). Expect a range from a chilly -2°C (29°F) to a warm 28°C (82°F). During this month, the region sees about 82 mm (3.2 in) of precipitation over 10 days, contributing to an average humidity of 81%. Stay prepared for a mix of weather as you explore!
In October in Salem, the average temperature is 12°C (54°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -2°C (29°F). This makes it essential for travelers to pack layers to stay comfortable throughout the day.
In Salem in October, the total precipitation amount is 82 mm (3.2 in) observed over a span of 10 days.
In Salem in October humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.
In Salem in October, 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 Salem.
UV Risk Categories
Weather in Salem varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Salem, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 6°C (43°F) | 141 mm (5.5 inches) | 85% | low |
February Weather | 6°C (43°F) | 159 mm (6.3 inches) | 84% | moderate |
March Weather | 8°C (47°F) | 116 mm (4.6 inches) | 85% | moderate |
April Weather | 11°C (52°F) | 101 mm (4.0 inches) | 83% | high |
May Weather | 15°C (59°F) | 47 mm (1.9 inches) | 83% | very high |
June Weather | 18°C (65°F) | 33 mm (1.3 inches) | 83% | very high |
July Weather | 22°C (71°F) | 3 mm (0.1 inches) | 82% | very high |
August Weather | 22°C (72°F) | 4 mm (0.2 inches) | 74% | very high |
September Weather | 18°C (65°F) | 53 mm (2.1 inches) | 71% | high |
October Weather | 12°C (54°F) | 82 mm (3.2 inches) | 81% | moderate |
November Weather | 9°C (48°F) | 124 mm (4.9 inches) | 87% | moderate |
December Weather | 6°C (42°F) | 173 mm (6.8 inches) | 87% | low |