Last updated: March 2, 2024
The weather in Altenahr, Germany, during August is characterized by an average temperature of 18°C (65°F). Highs can soar to 31°C (88°F), while lows may dip to 9°C (48°F). Typically, the humidity level in Altenahr throughout August hovers around 71%.
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Average temperature
Maximum temperature
Humidity
In August, Altenahr averages 81 mm (3.2 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 14 hours 24 minutes of daylight, with the sun shining for approximately 12 hours 19 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In August, the UV Index in Altenahr 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 | 1 | 2 | 3 | 5 | 7 | 7 | 7 | 7 | 5 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||