Last updated: August 23, 2025
In September, the average temperature in Liperi, Finland hovers around 10°C (51°F), with a minimum dipping to 0°C (32°F) and a maximum reaching 23°C (73°F). This month typically sees 88 mm (3.4 in) of precipitation over about 15 days, contributing to a high average humidity of 92%. Be prepared for a mix of chill and moisture as you navigate the weather!
In September in Liperi, the average temperature is 10°C (51°F). The maximum can reach 23°C (73°F), while the minimum can drop as low as 0°C (32°F). This mild climate makes Liperi an ideal destination for travelers seeking comfortable weather and outdoor activities.
In Liperi in September, the precipitation amount is 88 mm (3.4 in) spread over 15 days.
In Liperi in September humidity is 92%. With average temperature 10°C (51°F), this humidity feels like walking through a thick blanket of moisture, making travel uncomfortable and sticky, as each step is met with an oppressive dampness that clings to your skin and leaves you yearning for a cool breeze.
In Liperi 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 Liperi, you can check the information here.
UV Risk Categories
Weather in Liperi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Liperi, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 49 mm (1.9 inches) | 99% | low |
| February Weather | -7°C (20°F) | 46 mm (1.8 inches) | 98% | low |
| March Weather | -3°C (26°F) | 50 mm (2.0 inches) | 95% | moderate |
| April Weather | 1°C (35°F) | 42 mm (1.6 inches) | 87% | moderate |
| May Weather | 9°C (48°F) | 56 mm (2.2 inches) | 78% | moderate |
| June Weather | 16°C (60°F) | 61 mm (2.4 inches) | 75% | high |
| July Weather | 17°C (63°F) | 89 mm (3.5 inches) | 83% | high |
| August Weather | 16°C (60°F) | 94 mm (3.7 inches) | 88% | moderate |
| September Weather | 10°C (51°F) | 88 mm (3.4 inches) | 92% | moderate |
| October Weather | 5°C (42°F) | 81 mm (3.2 inches) | 95% | low |
| November Weather | 1°C (33°F) | 62 mm (2.5 inches) | 94% | low |
| December Weather | -4°C (25°F) | 72 mm (2.8 inches) | 98% | low |