September Weather in Sodankylae, Finland

Last updated: August 23, 2025

In September, the average temperature in Sodankylae, Finland is a cool 7°C (45°F), with extremes ranging from a chilly -7°C (20°F) to a warm 20°C (69°F). Prepare for 59 mm (2.3 in) of precipitation spread across 11 days, and brace yourself for an average humidity level of 92%.

September Temperature in Sodankylae

In September in Sodankylae, the average temperature is 7°C (45°F). The maximum can reach 20°C (69°F) and the minimum can be as low as -7°C (20°F). Be prepared for a wide range of temperatures if you're planning to travel during this month!

September Weather in Sodankylae: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sodankylae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sodankylae, September typically has an average temperature of 7°C (45°F), with highs reaching up to 20°C (69°F) and lows dropping to around -7°C (20°F).

Data source: Temperature data for Sodankylae generated using information from the Copernicus Climate Change Service.

September Precipitation in Sodankylae

In Sodankylae in September, the precipitation amount is 59 mm (2.3 in) over the course of 11 days.

September Precipitation Trends in Sodankylae

The chart displays monthly precipitation patterns in Sodankylae, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Sodankylae, September typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Sodankylae

In Sodankylae in September, humidity is 92%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities feel heavier and less enjoyable for traveling.

September Average Humidity in Sodankylae

This chart illustrates the average monthly humidity levels in Sodankylae, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Sodankylae is approximately 92%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sodankylae

In Sodankylae 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 Sodankylae, you can check the information here.

Maximum UV Index Levels in Sodankylae for September

The chart shows the monthly maximum UV Index (UVI) for Sodankylae in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Sodankylae typically reaches 3, which falls under the moderate exposure category.

Data source: Sodankylae September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Sodankylae Compares to Other Months

Weather in Sodankylae varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sodankylae, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Sodankylae, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-11°C (12°F)	39 mm (1.5 inches)	101%	low
February Weather	-11°C (12°F)	35 mm (1.4 inches)	99%	low
March Weather	-6°C (21°F)	40 mm (1.6 inches)	93%	low
April Weather	-1°C (31°F)	39 mm (1.5 inches)	88%	moderate
May Weather	5°C (41°F)	48 mm (1.9 inches)	83%	moderate
June Weather	12°C (54°F)	72 mm (2.8 inches)	80%	moderate
July Weather	15°C (60°F)	93 mm (3.7 inches)	83%	moderate
August Weather	12°C (54°F)	96 mm (3.8 inches)	87%	moderate
September Weather	7°C (45°F)	59 mm (2.3 inches)	92%	moderate
October Weather	0°C (33°F)	84 mm (3.3 inches)	97%	low
November Weather	-4°C (24°F)	54 mm (2.1 inches)	98%	low
December Weather	-8°C (17°F)	54 mm (2.1 inches)	101%	low