Last updated: June 24, 2025
In January, the average temperature in Le Mars, United States hovers around -6°C (22°F). However, be prepared for extremes, as temperatures can dip as low as -31°C (-24°F), while occasionally reaching a maximum of 11°C (53°F). You'll likely experience a moderate amount of precipitation, with 27 mm (1.1 in) falling over 4 days, and a notable average humidity of 80%.
In January in Le Mars, the average temperature is -6°C (22°F). Maximum temperatures can reach 11°C (53°F), while minimums can plunge as low as -31°C (-24°F). Travelers should be prepared for a wide temperature range and pack accordingly for cold weather conditions.
In Le Mars in January, the total precipitation amount is 27 mm (1.1 in) over a span of 4 days.
In Le Mars in January humidity is 80%. With an average temperature of -6°C (22°F), this humidity feels like an icy blanket wrapping around you, making every breath feel heavier and every step more challenging. Traveling in these conditions requires warm, layered clothing and a determination to embrace the chill, as the cold dampness seeps through your gear, reminding you of the harshness of winter.
In Le Mars in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Le Mars, you can visit 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 January’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 |