Last updated: August 23, 2025
In May, the average temperature in Simpele, Finland hovers around 10°C (50°F). Expect a range from a chilly -3°C (27°F) to a warm 28°C (83°F). With an average humidity of 77%, the climate can feel quite damp. Be prepared for 56 mm (2.2 in) of precipitation spread over 11 days, ensuring you have your umbrella handy!
In May in Simpele, the average temperature is 10°C (50°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as -3°C (27°F). This diverse temperature range makes Simpele an ideal destination for travelers seeking a mix of seasonal experiences.
In Simpele in May, the precipitation amount is 56 mm (2.2 in) over the course of 11 days.
In Simpele in May, humidity is 77%. With an average temperature of 10°C (50°F), this humidity feels like a thick, heavy blanket enveloping you, making travel uncomfortable and sticky, as it clings to your skin and clothes, turning each step into a challenge.
In Simpele in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Simpele.
UV Risk Categories
Weather in Simpele varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Simpele, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 45 mm (1.8 inches) | 98% | low |
| February Weather | -6°C (22°F) | 51 mm (2.0 inches) | 96% | low |
| March Weather | -2°C (28°F) | 47 mm (1.8 inches) | 93% | moderate |
| April Weather | 3°C (37°F) | 48 mm (1.9 inches) | 88% | moderate |
| May Weather | 10°C (50°F) | 56 mm (2.2 inches) | 77% | moderate |
| June Weather | 16°C (61°F) | 59 mm (2.3 inches) | 75% | high |
| July Weather | 17°C (64°F) | 80 mm (3.1 inches) | 82% | high |
| August Weather | 16°C (61°F) | 87 mm (3.4 inches) | 84% | moderate |
| September Weather | 11°C (51°F) | 74 mm (2.9 inches) | 90% | moderate |
| October Weather | 5°C (42°F) | 72 mm (2.9 inches) | 93% | low |
| November Weather | 1°C (34°F) | 48 mm (1.9 inches) | 93% | low |
| December Weather | -4°C (26°F) | 73 mm (2.9 inches) | 95% | low |