Last updated: June 24, 2025
In May, the average temperature in West Salem, United States is a comfortable 17°C (62°F). However, be prepared for a range as temperatures can dip to a chilly -1°C (30°F) and soar up to a sizzling 33°C (92°F). During this month, expect about 119 mm (4.7 in) of precipitation spread over 15 days, contributing to an average humidity of a high 81%.
In May in West Salem, the average temperature is 17°C (62°F). Maximums can reach 33°C (92°F), while minimums can drop to as low as -1°C (30°F). This makes West Salem a versatile destination for travelers, offering both warm days and cool nights suitable for a variety of outdoor activities.
In West Salem in May, the precipitation amount is 119 mm (4.7 in) over a span of 15 days.
In West Salem in May, humidity is 81%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel sticky and requiring frequent breaks to stay comfortable while exploring.
In West Salem in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in West Salem.
UV Risk Categories
Weather in West Salem varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in West Salem, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 79 mm (3.1 inches) | 88% | moderate |
| February Weather | 0°C (33°F) | 93 mm (3.7 inches) | 88% | moderate |
| March Weather | 4°C (40°F) | 95 mm (3.8 inches) | 87% | high |
| April Weather | 10°C (50°F) | 126 mm (5.0 inches) | 87% | very high |
| May Weather | 17°C (62°F) | 119 mm (4.7 inches) | 81% | very high |
| June Weather | 21°C (71°F) | 130 mm (5.1 inches) | 83% | very high |
| July Weather | 24°C (75°F) | 123 mm (4.9 inches) | 82% | very high |
| August Weather | 22°C (72°F) | 90 mm (3.6 inches) | 76% | very high |
| September Weather | 20°C (68°F) | 89 mm (3.5 inches) | 77% | very high |
| October Weather | 14°C (57°F) | 100 mm (4.0 inches) | 82% | high |
| November Weather | 5°C (41°F) | 89 mm (3.5 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 89 mm (3.5 inches) | 86% | low |