September Weather in Tyrnaevae, Finland

Last updated: August 23, 2025

In September, the average temperature in Tyrnaevae, Finland hovers around 9°C (49°F). However, be prepared for a range of temperatures, as it can dip to a chilly -8°C (18°F) or peak at a warm 24°C (75°F). Expect 74 mm (2.9 in) of precipitation over approximately 12 days, and don’t forget that humidity levels are notably high at 90%.

September Temperature in Tyrnaevae

In September in Tyrnaevae, the average temperature is 9°C (49°F), with maximums that can reach 24°C (75°F) and minimums that can drop to -8°C (18°F). This range makes it essential for travelers to pack layers to comfortably enjoy their visit.

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

The chart illustrates September temperature patterns in Tyrnaevae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tyrnaevae, September typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (75°F) and lows dropping to around -8°C (18°F).

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

September Precipitation in Tyrnaevae

In Tyrnaevae in September, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

September Precipitation Trends in Tyrnaevae

The chart displays monthly precipitation patterns in Tyrnaevae, 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 Tyrnaevae, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 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 Tyrnaevae

In Tyrnaevae in September humidity is 90%. With an average temperature of 9°C (49°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less enjoyable and necessitating extra layers to stay warm and comfortable while traveling.

September Average Humidity in Tyrnaevae

This chart illustrates the average monthly humidity levels in Tyrnaevae, 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 Tyrnaevae is approximately 90%, 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 Tyrnaevae

In Tyrnaevae 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 Tyrnaevae, you can check the information here.

Maximum UV Index Levels in Tyrnaevae for September

The chart shows the monthly maximum UV Index (UVI) for Tyrnaevae 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 Tyrnaevae typically reaches 3, which falls under the moderate exposure category.

Data source: Tyrnaevae 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 Tyrnaevae Compares to Other Months

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

This table compares monthly weather conditions in Tyrnaevae, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (19°F)	39 mm (1.5 inches)	100%	low
February Weather	-8°C (17°F)	39 mm (1.5 inches)	98%	low
March Weather	-4°C (25°F)	39 mm (1.5 inches)	95%	low
April Weather	1°C (35°F)	39 mm (1.5 inches)	87%	moderate
May Weather	8°C (47°F)	54 mm (2.1 inches)	81%	moderate
June Weather	14°C (58°F)	61 mm (2.4 inches)	77%	high
July Weather	17°C (62°F)	87 mm (3.4 inches)	79%	high
August Weather	14°C (58°F)	104 mm (4.1 inches)	84%	moderate
September Weather	9°C (49°F)	74 mm (2.9 inches)	90%	moderate
October Weather	4°C (39°F)	81 mm (3.2 inches)	95%	low
November Weather	-1°C (31°F)	64 mm (2.5 inches)	95%	low
December Weather	-5°C (24°F)	55 mm (2.1 inches)	99%	low