Last updated: June 24, 2025
In Columbus, United States, the average temperature in May hovers around 16°C (62°F), with fluctuations that can range from a brisk 1°C (34°F) to a sizzling 36°C (98°F). Expect 143 mm (5.6 in) of precipitation spread over 14 days, contributing to an average humidity of 78%. Whether you're planning a visit or just curious, it's essential to prepare for a mix of weather conditions!
In May in Columbus, the average temperature is 16°C (62°F). The maximum can reach 36°C (98°F), and the minimum can be as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures, from warm days to chilly nights.
In Columbus in May, the total precipitation amount is 143 mm (5.6 in), spread over a duration of 14 days.
In Columbus in May, humidity is 78%. With an average temperature of 16°C (62°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities enjoyable yet slightly sticky. Travelers may find the weather pleasantly mild, though they'll appreciate having light, breathable clothing on hand to stay comfortable while exploring.
In Columbus in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Columbus.
UV Risk Categories
Weather in Columbus varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Columbus, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 29 mm (1.1 inches) | 76% | moderate |
| February Weather | -4°C (25°F) | 23 mm (0.9 inches) | 80% | moderate |
| March Weather | 4°C (40°F) | 88 mm (3.5 inches) | 73% | high |
| April Weather | 9°C (49°F) | 51 mm (2.0 inches) | 74% | very high |
| May Weather | 16°C (62°F) | 143 mm (5.6 inches) | 78% | very high |
| June Weather | 24°C (76°F) | 104 mm (4.1 inches) | 82% | very high |
| July Weather | 25°C (78°F) | 60 mm (2.4 inches) | 83% | very high |
| August Weather | 23°C (74°F) | 96 mm (3.8 inches) | 80% | very high |
| September Weather | 20°C (69°F) | 56 mm (2.2 inches) | 75% | very high |
| October Weather | 11°C (52°F) | 82 mm (3.2 inches) | 75% | high |
| November Weather | 4°C (40°F) | 25 mm (1.0 inches) | 82% | moderate |
| December Weather | -1°C (31°F) | 42 mm (1.7 inches) | 83% | low |