Last updated: August 23, 2025
In October, the average temperature in Korsholm, Finland hovers around 6°C (42°F). Expect a chill in the air with minimums plunging to -11°C (13°F) and maximums reaching a pleasant 18°C (65°F). Precipitation is notable, with 82 mm (3.2 in) falling over the course of 15 days, contributing to an average humidity level of a staggering 92%. Prepare for a wet and cool month while enjoying the unique charm of this season!
In October in Korsholm, the average temperature is 6°C (42°F), with maximums reaching 18°C (65°F) and minimums plunging as low as -11°C (13°F). This unpredictable weather makes it essential for travelers to pack accordingly and be prepared for both chilly and mild conditions.
In Korsholm in October, the precipitation amount is 82 mm (3.2 in) over the course of 15 days.
In Korsholm in October humidity is 92%. With an average temperature of 6°C (42°F), this humidity feels like a damp chill that clings to your skin, making outdoor adventures feel more challenging and less inviting as the frigid air, combined with the heavy moisture, weighs down your spirits and leaves you yearning for warmth.
In Korsholm 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 Korsholm, you can visit Hourly UV Index in Korsholm.
UV Risk Categories
Weather in Korsholm varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Korsholm, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 38 mm (1.5 inches) | 95% | low |
| February Weather | -5°C (23°F) | 41 mm (1.6 inches) | 93% | low |
| March Weather | -2°C (29°F) | 41 mm (1.6 inches) | 91% | moderate |
| April Weather | 3°C (38°F) | 41 mm (1.6 inches) | 85% | moderate |
| May Weather | 9°C (48°F) | 45 mm (1.8 inches) | 77% | moderate |
| June Weather | 15°C (59°F) | 58 mm (2.3 inches) | 74% | high |
| July Weather | 17°C (63°F) | 63 mm (2.5 inches) | 80% | high |
| August Weather | 15°C (60°F) | 88 mm (3.5 inches) | 82% | moderate |
| September Weather | 11°C (51°F) | 74 mm (2.9 inches) | 88% | moderate |
| October Weather | 6°C (42°F) | 82 mm (3.2 inches) | 92% | low |
| November Weather | 1°C (35°F) | 57 mm (2.2 inches) | 92% | low |
| December Weather | -2°C (28°F) | 50 mm (2.0 inches) | 93% | low |