Last updated: August 23, 2025
In Vilppula, Finland, the average temperature in September hovers around 10°C (51°F). Expect a range from a chilly -2°C (29°F) to a pleasant 22°C (73°F). During this period, the area typically receives around 70 mm (2.8 in) of precipitation spread over 13 days, with humidity levels reaching a notable 90%.
In September in Vilppula, the average temperature is 10°C (51°F), with maximums reaching up to 22°C (73°F) and minimums dropping as low as -2°C (29°F). Travelers should be prepared for a range of weather conditions, from mild to quite chilly.
In Vilppula in September, the precipitation amount is 70 mm (2.8 in) spread over 13 days.
In Vilppula in September, humidity is 90%. With an average temperature of 10°C (51°F), this humidity feels like you are wrapped in a damp blanket, making traveling quite uncomfortable and sticky, as the air hangs heavy around you, often leading to fatigue and a longing for cooler, drier conditions.
In Vilppula in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Vilppula, you can check the information here.
UV Risk Categories
Weather in Vilppula varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Vilppula, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 46 mm (1.8 inches) | 97% | low |
| February Weather | -6°C (22°F) | 41 mm (1.6 inches) | 95% | low |
| March Weather | -2°C (28°F) | 42 mm (1.6 inches) | 93% | moderate |
| April Weather | 2°C (37°F) | 45 mm (1.8 inches) | 86% | moderate |
| May Weather | 9°C (49°F) | 58 mm (2.3 inches) | 75% | moderate |
| June Weather | 16°C (60°F) | 63 mm (2.5 inches) | 75% | high |
| July Weather | 17°C (63°F) | 67 mm (2.6 inches) | 80% | high |
| August Weather | 15°C (60°F) | 93 mm (3.7 inches) | 83% | moderate |
| September Weather | 10°C (51°F) | 70 mm (2.8 inches) | 90% | moderate |
| October Weather | 5°C (42°F) | 75 mm (2.9 inches) | 93% | low |
| November Weather | 1°C (35°F) | 60 mm (2.4 inches) | 94% | low |
| December Weather | -3°C (27°F) | 64 mm (2.5 inches) | 95% | low |