Last updated: June 24, 2025
In Valley City, United States, the average temperature for May is a mild 13°C (55°F). However, be prepared for temperature fluctuations, with a minimum of -3°C (26°F) and a maximum reaching up to 32°C (90°F). During this time, you can expect 57 mm (2.2 in) of precipitation spread over 10 days, contributing to an average humidity level of 74%.
In May in Valley City, the average temperature is 13°C (55°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as -3°C (26°F). Be prepared for a wide range of weather conditions when planning your travels.
In Valley City in May, the precipitation amount is 57 mm (2.2 in) over a span of 10 days.
In Valley City in May, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.
In Valley City in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Valley City.
UV Risk Categories
Weather in Valley City varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Valley City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -12°C (11°F) | 18 mm (0.7 inches) | 87% | low |
| February Weather | -13°C (9°F) | 20 mm (0.8 inches) | 89% | moderate |
| March Weather | -3°C (27°F) | 25 mm (1.0 inches) | 82% | moderate |
| April Weather | 4°C (39°F) | 45 mm (1.8 inches) | 79% | high |
| May Weather | 13°C (55°F) | 57 mm (2.2 inches) | 74% | very high |
| June Weather | 20°C (68°F) | 86 mm (3.4 inches) | 78% | very high |
| July Weather | 22°C (72°F) | 73 mm (2.9 inches) | 76% | very high |
| August Weather | 20°C (68°F) | 100 mm (3.9 inches) | 77% | very high |
| September Weather | 15°C (60°F) | 70 mm (2.7 inches) | 72% | high |
| October Weather | 6°C (43°F) | 80 mm (3.1 inches) | 74% | moderate |
| November Weather | -2°C (29°F) | 17 mm (0.7 inches) | 85% | moderate |
| December Weather | -8°C (18°F) | 37 mm (1.5 inches) | 84% | low |