Last updated: March 2, 2024
The weather in Ilomantsi, Finland, during May is characterized by an average temperature of 9°C (48°F). Highs can soar to 24°C (75°F), while lows may dip to -4°C (26°F). Typically, the humidity level in Ilomantsi throughout May hovers around 79%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Ilomantsi averages 60 mm (2.4 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 17 hours 57 minutes of daylight, with the sun shining for approximately 13 hours 31 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Ilomantsi reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 2 | 3 | 4 | 4 | 5 | 5 | 5 | 4 | 3 | 2 | 2 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||