Last updated: March 2, 2024
The weather in Stornoway, United Kingdom, during July is characterized by an average temperature of 14°C (58°F). Highs can soar to 23°C (73°F), while lows may dip to 7°C (45°F). Typically, the humidity level in Stornoway throughout July hovers around 87%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, Stornoway averages 89 mm (3.5 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 17 hours 23 minutes of daylight, with the sun shining for approximately 12 hours 39 minutes each day. Additionally, there is a 15% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In July, the UV Index in Stornoway reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 5 | 6 | 7 | 7 | 6 | 5 | 4 | 2 | 2 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||