Last updated: August 23, 2025
In May, the average temperature in Grenzach-Wyhlen, Germany is a mild 14°C (57°F). Expect a range from a chilly 1°C (33°F) to a warm 31°C (87°F). This month typically brings about 126 mm (5.0 in) of precipitation over 17 days, contributing to an average humidity of 80%.
In May in Grenzach-Wyhlen, the average temperature is 14°C (57°F). Maximums can reach 31°C (87°F), while minimums can drop to as low as 1°C (33°F). This varied climate makes Grenzach-Wyhlen an ideal destination for travelers seeking both warm days and cool evenings.
In Grenzach-Wyhlen in May, the precipitation amount is 126 mm (5.0 in) over a duration of 17 days.
In Grenzach-Wyhlen in May, humidity is 80%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making travel uncomfortable and sticky, as sweat clings to your skin and the air feels heavy with moisture.
In Grenzach-Wyhlen 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 Grenzach-Wyhlen.
UV Risk Categories
Weather in Grenzach-Wyhlen varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grenzach-Wyhlen, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 89 mm (3.5 inches) | 92% | low |
| February Weather | 4°C (39°F) | 75 mm (2.9 inches) | 89% | moderate |
| March Weather | 6°C (44°F) | 87 mm (3.4 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 59 mm (2.3 inches) | 84% | high |
| May Weather | 14°C (57°F) | 126 mm (5.0 inches) | 80% | very high |
| June Weather | 19°C (66°F) | 120 mm (4.7 inches) | 82% | very high |
| July Weather | 20°C (69°F) | 122 mm (4.8 inches) | 83% | very high |
| August Weather | 20°C (68°F) | 115 mm (4.5 inches) | 80% | very high |
| September Weather | 16°C (61°F) | 69 mm (2.7 inches) | 83% | high |
| October Weather | 11°C (52°F) | 89 mm (3.5 inches) | 90% | moderate |
| November Weather | 5°C (42°F) | 73 mm (2.9 inches) | 88% | low |
| December Weather | 3°C (38°F) | 124 mm (4.9 inches) | 90% | low |