Last updated: March 2, 2024
The weather in Grenaa, Denmark, during September is characterized by an average temperature of 15°C (60°F). Highs can soar to 19°C (67°F), while lows may dip to 12°C (53°F). Typically, the humidity level in Grenaa throughout September hovers around 85%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Grenaa averages 88 mm (3.5 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 12 hours 41 minutes of daylight, with the sun shining for approximately 10 hours 27 minutes each day. Additionally, there is a 33% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Grenaa reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 30 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 | 4 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||