Last updated: August 23, 2025
In October, the average temperature in Ilomantsi, Finland hovers around 4°C (40°F). Expect a chilly range, with minimums dipping to -12°C (11°F) and maximums reaching up to 18°C (65°F). Be prepared for 85 mm (3.4 in) of precipitation over approximately 16 days, and notably high average humidity at 95%.
In October in Ilomantsi, the average temperature is 4°C (40°F). The maximum can reach 18°C (65°F) and the minimum can be as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, ranging from chilly to mild, making layers essential for comfort during their visit.
In Ilomantsi in October, the total precipitation amount is 85 mm (3.4 in) spread over 16 days.
In Ilomantsi in October humidity is 95%. With an average temperature of 4°C (40°F), this humidity feels like a chilling blanket that clings to your skin, making every step seem heavier and turning a simple stroll into a battle against the damp cold.
In Ilomantsi in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Ilomantsi, you can visit Hourly UV Index in Ilomantsi.
UV Risk Categories
Weather in Ilomantsi varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Ilomantsi, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -8°C (19°F) | 49 mm (1.9 inches) | 99% | low |
February Weather | -8°C (18°F) | 50 mm (2.0 inches) | 98% | low |
March Weather | -4°C (25°F) | 54 mm (2.1 inches) | 95% | moderate |
April Weather | 1°C (35°F) | 46 mm (1.8 inches) | 88% | moderate |
May Weather | 9°C (48°F) | 60 mm (2.4 inches) | 79% | moderate |
June Weather | 15°C (60°F) | 60 mm (2.3 inches) | 76% | high |
July Weather | 17°C (62°F) | 95 mm (3.7 inches) | 83% | high |
August Weather | 15°C (59°F) | 105 mm (4.1 inches) | 89% | moderate |
September Weather | 9°C (49°F) | 78 mm (3.1 inches) | 91% | moderate |
October Weather | 4°C (40°F) | 85 mm (3.4 inches) | 95% | low |
November Weather | 0°C (31°F) | 61 mm (2.4 inches) | 95% | low |
December Weather | -5°C (24°F) | 71 mm (2.8 inches) | 97% | low |