Last updated: June 24, 2025
In West Union, United States, the average temperature in May hovers around 19°C (66°F). You can expect low temperatures dipping to 1°C (33°F) and highs reaching up to 32°C (89°F). The month also brings 130 mm (5.1 in) of precipitation over approximately 14 days, accompanied by an average humidity of 81%. Stay prepared for a mix of mild warmth and refreshing showers!
In May in West Union, the average temperature is 19°C (66°F). Maximums can reach 32°C (89°F), while minimums can drop as low as 1°C (33°F). Be prepared for a wide range of temperatures when traveling to West Union this month.
In West Union in May, the total precipitation amount is 130 mm (5.1 in) over the course of 14 days.
In West Union in May, humidity is 81%. With an average temperature of 19°C (66°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel both muggy and slightly stifling, often leading to a need for frequent breaks in the shade.
In West Union in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in West Union.
UV Risk Categories
Weather in West Union varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in West Union, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 90 mm (3.6 inches) | 88% | moderate |
| February Weather | 4°C (39°F) | 126 mm (5.0 inches) | 88% | moderate |
| March Weather | 8°C (46°F) | 117 mm (4.6 inches) | 87% | high |
| April Weather | 13°C (55°F) | 136 mm (5.4 inches) | 85% | very high |
| May Weather | 19°C (66°F) | 130 mm (5.1 inches) | 81% | very high |
| June Weather | 23°C (73°F) | 162 mm (6.4 inches) | 82% | very high |
| July Weather | 25°C (77°F) | 115 mm (4.5 inches) | 81% | very high |
| August Weather | 24°C (75°F) | 96 mm (3.8 inches) | 73% | very high |
| September Weather | 21°C (70°F) | 110 mm (4.3 inches) | 73% | very high |
| October Weather | 15°C (60°F) | 113 mm (4.5 inches) | 78% | high |
| November Weather | 7°C (45°F) | 85 mm (3.3 inches) | 89% | moderate |
| December Weather | 4°C (40°F) | 117 mm (4.6 inches) | 87% | moderate |