Last updated: June 24, 2025
In May, the average temperature in Mount Morris, United States hovers around 16°C (61°F). However, be prepared for a range, as temperatures can dip to a chilly -1°C (30°F) or soar to a warm 34°C (93°F). During this month, expect about 152 mm (6.0 in) of precipitation spread over 15 days, contributing to a relatively high average humidity of 79%.
In May in Mount Morris, the average temperature is 16°C (61°F). Maximum can reach 34°C (93°F) and minimum can be as low as -1°C (30°F). This range makes it essential for travelers to pack accordingly, preparing for both warm days and chilly nights.
In Mount Morris in May, the precipitation amount is 152 mm (6.0 in) over the course of 15 days.
In Mount Morris in May humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.
In Mount Morris 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 Mount Morris.
UV Risk Categories
Weather in Mount Morris varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Mount Morris, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 59 mm (2.3 inches) | 82% | moderate |
| February Weather | -4°C (25°F) | 58 mm (2.3 inches) | 83% | moderate |
| March Weather | 4°C (39°F) | 81 mm (3.2 inches) | 84% | high |
| April Weather | 9°C (48°F) | 110 mm (4.3 inches) | 85% | very high |
| May Weather | 16°C (61°F) | 152 mm (6.0 inches) | 79% | very high |
| June Weather | 22°C (72°F) | 124 mm (4.9 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 85 mm (3.3 inches) | 80% | very high |
| August Weather | 22°C (73°F) | 79 mm (3.1 inches) | 81% | very high |
| September Weather | 20°C (67°F) | 120 mm (4.7 inches) | 80% | very high |
| October Weather | 12°C (53°F) | 114 mm (4.5 inches) | 82% | high |
| November Weather | 3°C (38°F) | 49 mm (1.9 inches) | 88% | moderate |
| December Weather | 0°C (32°F) | 51 mm (2.0 inches) | 84% | low |