September Weather in Fors, Sweden

Last updated: August 27, 2025

In September, the average temperature in Fors, Sweden hovers around 9°C (49°F). Expect a chilly minimum of -3°C (27°F), while the mercury can rise to a comfortable 20°C (69°F). Be prepared for 70 mm (2.7 in) of precipitation over 12 days, coupled with a high average humidity of 87%.

September Temperature in Fors

In September in Fors, the average temperature is 9°C (49°F). Maximums can reach 20°C (68°F), and minimums can drop as low as -3°C (27°F). Be sure to pack layers to stay comfortable while exploring the diverse weather conditions.

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

The chart illustrates September temperature patterns in Fors, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fors, September typically has an average temperature of 9°C (49°F), with highs reaching up to 20°C (69°F) and lows dropping to around -3°C (27°F).

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

September Precipitation in Fors

In Fors in September, the precipitation amount is 70 mm (2.7 in) over the course of 12 days.

September Precipitation Trends in Fors

The chart displays monthly precipitation patterns in Fors, 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 Fors, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Fors

In Fors in September humidity is 87%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making travel uncomfortable and leaving you yearning for a dry breeze to refresh your spirit.

September Average Humidity in Fors

This chart illustrates the average monthly humidity levels in Fors, 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 Fors is approximately 87%, 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 Fors

In Fors 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 Fors, you can check the information here.

Maximum UV Index Levels in Fors for September

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

Data source: Fors 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 Fors Compares to Other Months

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

This table compares monthly weather conditions in Fors, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	55 mm (2.1 inches)	95%	low
February Weather	-7°C (21°F)	47 mm (1.9 inches)	94%	low
March Weather	-2°C (28°F)	46 mm (1.8 inches)	91%	moderate
April Weather	2°C (36°F)	30 mm (1.2 inches)	85%	moderate
May Weather	8°C (46°F)	46 mm (1.8 inches)	79%	moderate
June Weather	14°C (58°F)	58 mm (2.3 inches)	75%	high
July Weather	16°C (61°F)	71 mm (2.8 inches)	80%	high
August Weather	14°C (58°F)	81 mm (3.2 inches)	84%	moderate
September Weather	9°C (49°F)	70 mm (2.7 inches)	87%	moderate
October Weather	4°C (39°F)	93 mm (3.6 inches)	92%	low
November Weather	-1°C (30°F)	60 mm (2.3 inches)	92%	low
December Weather	-4°C (25°F)	87 mm (3.4 inches)	94%	low