Last updated: August 23, 2025
In September, the average temperature in Bennaes, Finland hovers around 10°C (51°F). While you might experience chilly lows of -1°C (30°F), the weather can pleasantly warm up to a maximum of 24°C (75°F). Expect 73 mm (2.9 in) of precipitation over approximately 13 days, and prepare for a notably high average humidity of 89%—perfect for those who love a tropical feel!
In September in Bennaes, the average temperature is 10°C (51°F). The maximum can reach 24°C (75°F) and the minimum can be as low as -1°C (30°F). This variation in temperature makes it essential to pack both lightweight clothing for the daytime and warmer layers for the cooler evenings during your travels.
In Bennaes in September, the precipitation amount is 73 mm (2.9 in) over the course of 13 days.
In Bennaes in September humidity is 89%. With an average temperature of 10°C (51°F), this humidity feels like traveling through a thick fog, where the damp air clings to your skin, making the coolness feel even chillier and adding an element of discomfort to your adventures.
In Bennaes 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 Bennaes, you can check the information here.
UV Risk Categories
Weather in Bennaes varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bennaes, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 37 mm (1.4 inches) | 97% | low |
| February Weather | -6°C (22°F) | 40 mm (1.6 inches) | 95% | low |
| March Weather | -2°C (28°F) | 41 mm (1.6 inches) | 92% | moderate |
| April Weather | 2°C (37°F) | 41 mm (1.6 inches) | 85% | moderate |
| May Weather | 8°C (47°F) | 51 mm (2.0 inches) | 77% | moderate |
| June Weather | 15°C (59°F) | 57 mm (2.2 inches) | 74% | high |
| July Weather | 17°C (63°F) | 72 mm (2.8 inches) | 79% | high |
| August Weather | 15°C (59°F) | 97 mm (3.8 inches) | 82% | moderate |
| September Weather | 10°C (51°F) | 73 mm (2.9 inches) | 89% | moderate |
| October Weather | 5°C (42°F) | 86 mm (3.4 inches) | 93% | low |
| November Weather | 1°C (34°F) | 57 mm (2.2 inches) | 93% | low |
| December Weather | -2°C (28°F) | 47 mm (1.8 inches) | 95% | low |