Last updated: March 2, 2024
The weather in Derry, United Kingdom, during August is characterized by an average temperature of 15°C (58°F). Highs can soar to 21°C (71°F), while lows may dip to 8°C (47°F). Typically, the humidity level in Derry throughout August hovers around 86%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Derry averages 134 mm (5.3 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 14 hours 51 minutes of daylight, with the sun shining for approximately 11 hours 18 minutes each day. Additionally, there is a 16% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In August, the UV Index in Derry reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, 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 | 4 | 6 | 6 | 7 | 6 | 5 | 3 | 2 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||