Last updated: June 24, 2025
In May, the average temperature in Le Mars, United States hovers around 16°C (60°F), with minimum temperatures dipping to a chilly 0°C (33°F) and maximum highs reaching a sweltering 35°C (95°F). Be prepared for some wet days, as precipitation totals 142 mm (5.6 in) over 16 days, coupled with an average humidity of 74%. Stay comfortable and plan accordingly!
In May in Le Mars, the average temperature is 16°C (60°F), with maximums reaching up to 35°C (95°F) and minimums dropping as low as 0°C (33°F). This makes it an ideal time for travelers to enjoy a pleasant mix of warm and cool weather, perfect for exploring and outdoor activities.
In Le Mars in May, the precipitation amount is 142 mm (5.6 in) distributed over 16 days.
In Le Mars in May humidity is 74%. With an average temperature of 16°C (60°F), this humidity feels like a damp blanket enveloping you, making traveling a bit uncomfortable as you navigate the sticky air and potentially limiting your energy for exploring the sights.
In Le Mars 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 Le Mars.
UV Risk Categories
Weather in Le Mars varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Le Mars, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 27 mm (1.1 inches) | 80% | low |
| February Weather | -6°C (22°F) | 30 mm (1.2 inches) | 84% | moderate |
| March Weather | 3°C (37°F) | 76 mm (3.0 inches) | 75% | moderate |
| April Weather | 8°C (47°F) | 87 mm (3.4 inches) | 79% | very high |
| May Weather | 16°C (60°F) | 142 mm (5.6 inches) | 74% | very high |
| June Weather | 23°C (74°F) | 105 mm (4.1 inches) | 81% | extreme |
| July Weather | 24°C (76°F) | 70 mm (2.7 inches) | 82% | very high |
| August Weather | 22°C (73°F) | 105 mm (4.1 inches) | 80% | very high |
| September Weather | 19°C (67°F) | 105 mm (4.1 inches) | 75% | very high |
| October Weather | 10°C (50°F) | 78 mm (3.1 inches) | 77% | moderate |
| November Weather | 2°C (37°F) | 27 mm (1.1 inches) | 85% | moderate |
| December Weather | -2°C (28°F) | 40 mm (1.6 inches) | 83% | moderate |