Last updated: March 2, 2024
The weather in Lannilis, France, during May is characterized by an average temperature of 13°C (55°F). Highs can soar to 21°C (70°F), while lows may dip to 6°C (44°F). Typically, the humidity level in Lannilis throughout May hovers around 81%.
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Average temperature
Maximum temperature
Humidity
In May, Lannilis averages 57 mm (2.3 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 15 hours 15 minutes of daylight, with the sun shining for approximately 13 hours 18 minutes each day. Additionally, there is a 37% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Lannilis reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, during which unprotected skin may burn in as little as 15 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 | 7 | 8 | 7 | 6 | 5 | 3 | 2 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||