Last updated: March 2, 2024
The weather in Altenau, Germany, during May is characterized by an average temperature of 12°C (54°F). Highs can soar to 25°C (77°F), while lows may dip to 0°C (33°F). Typically, the humidity level in Altenau throughout May hovers around 75%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Altenau averages 74 mm (2.9 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 15 hours 39 minutes of daylight, with the sun shining for approximately 12 hours 20 minutes each day. Additionally, there is a 29% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Altenau reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 2 | 3 | 4 | 6 | 7 | 7 | 7 | 6 | 4 | 3 | 2 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||