Last updated: August 23, 2025
In May, the average temperature in Illkirch-Graffenstaden, France hovers around 15°C (59°F), with a minimum dipping to 1°C (34°F) and a maximum soaring to 32°C (90°F). Expect about 85 mm (3.3 in) of precipitation over 13 days, while the air remains comfortably humid with an average humidity of 79%.
In May in Illkirch-Graffenstaden, the average temperature is 15°C (59°F). Maximums can reach 32°C (90°F) and minimums can drop as low as 1°C (34°F). This diverse weather makes Illkirch-Graffenstaden an exciting destination for travelers looking to experience a mix of warmth and cooler temperatures.
In Illkirch-Graffenstaden in May, the precipitation amount is 85 mm (3.3 in) spread over 13 days.
In Illkirch-Graffenstaden in May humidity is 79%. With an average temperature of 15°C (59°F), this humidity feels like a muggy embrace that clings to your skin, making outdoor activities somewhat uncomfortable. Travelers may find themselves frequently seeking shelter or refreshing drinks to combat the warm, damp air, as the moisture in the atmosphere feels particularly heavy, especially during longer excursions.
In Illkirch-Graffenstaden 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 Illkirch-Graffenstaden.
UV Risk Categories
Weather in Illkirch-Graffenstaden varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Illkirch-Graffenstaden, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 82 mm (3.2 inches) | 91% | low |
| February Weather | 5°C (41°F) | 74 mm (2.9 inches) | 89% | moderate |
| March Weather | 7°C (45°F) | 79 mm (3.1 inches) | 87% | moderate |
| April Weather | 11°C (52°F) | 43 mm (1.7 inches) | 83% | high |
| May Weather | 15°C (59°F) | 85 mm (3.3 inches) | 79% | very high |
| June Weather | 20°C (68°F) | 79 mm (3.1 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 80 mm (3.2 inches) | 83% | very high |
| August Weather | 21°C (70°F) | 75 mm (2.9 inches) | 84% | very high |
| September Weather | 17°C (62°F) | 47 mm (1.9 inches) | 85% | high |
| October Weather | 12°C (54°F) | 76 mm (3.0 inches) | 88% | moderate |
| November Weather | 6°C (44°F) | 63 mm (2.5 inches) | 89% | low |
| December Weather | 4°C (40°F) | 110 mm (4.3 inches) | 91% | low |