Last updated: March 2, 2024
The weather in Glenariff, United Kingdom, during September is characterized by an average temperature of 13°C (56°F). Highs can soar to 19°C (67°F), while lows may dip to 7°C (44°F). Typically, the humidity level in Glenariff throughout September hovers around 88%.
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Average temperature
Maximum temperature
Humidity
In September, Glenariff averages 81 mm (3.2 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 12 hours 39 minutes of daylight, with the sun shining for approximately 9 hours 52 minutes each day. Additionally, there is a 20% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Glenariff 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 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||