Last updated: August 23, 2025
In Himanka, Finland, the average temperature in September hovers around 10°C (50°F). While you might experience cool days with temperatures dipping as low as -4°C (26°F), the warmth can peak at a pleasant 23°C (74°F). Expect some dampness, as 79 mm (3.1 in) of precipitation is likely to fall over 13 days, contributing to an average humidity level of 89%.
In September in Himanka, the average temperature is 10°C (50°F), with maximums reaching 23°C (74°F) and minimums dropping as low as -4°C (26°F). This makes it essential to pack layers if you're planning to travel during this time.
In Himanka in September, the precipitation amount is 79 mm (3.1 in) over a span of 13 days.
In Himanka in September, humidity is 89%. With an average temperature of 10°C (50°F), this humidity feels like a dense blanket wrapping around you, making travel feel damp and chilly, and urging you to dress in layers for comfort.
In Himanka 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 Himanka, you can check the information here.
UV Risk Categories
Weather in Himanka varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Himanka, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 37 mm (1.4 inches) | 97% | low |
| February Weather | -6°C (21°F) | 40 mm (1.6 inches) | 95% | low |
| March Weather | -3°C (28°F) | 38 mm (1.5 inches) | 92% | moderate |
| April Weather | 2°C (37°F) | 39 mm (1.6 inches) | 85% | moderate |
| May Weather | 8°C (47°F) | 57 mm (2.2 inches) | 77% | moderate |
| June Weather | 15°C (59°F) | 57 mm (2.3 inches) | 74% | high |
| July Weather | 17°C (63°F) | 74 mm (2.9 inches) | 79% | high |
| August Weather | 15°C (59°F) | 96 mm (3.8 inches) | 82% | moderate |
| September Weather | 10°C (50°F) | 79 mm (3.1 inches) | 89% | moderate |
| October Weather | 5°C (41°F) | 84 mm (3.3 inches) | 93% | low |
| November Weather | 0°C (33°F) | 57 mm (2.2 inches) | 93% | low |
| December Weather | -3°C (27°F) | 48 mm (1.9 inches) | 95% | low |