September Weather in Vejle, Denmark

Last updated: August 23, 2025

In September, the average temperature in Vejle, Denmark hovers around 14°C (57°F), with temperatures dipping as low as 1°C (35°F) and peaking at a comfortable 25°C (78°F). Expect 78 mm (3.1 in) of precipitation spread across 13 days, contributing to a notably high average humidity of 84%.

September Temperature in Vejle

In September in Vejle, the average temperature is 14°C (57°F). Maximums can reach 25°C (78°F) and minimums can be as low as 1°C (35°F). It's a great time to visit if you enjoy mild weather and are prepared for some cooler evenings.

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

The chart illustrates September temperature patterns in Vejle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vejle, September typically has an average temperature of 14°C (57°F), with highs reaching up to 25°C (78°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Vejle

In Vejle in September, the precipitation amount is 78 mm (3.1 in) spread over 13 days.

September Precipitation Trends in Vejle

The chart displays monthly precipitation patterns in Vejle, 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 Vejle, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 13 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 Vejle

In Vejle in September, humidity is 84%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel stifling and requiring frequent breaks to cool off.

September Average Humidity in Vejle

This chart illustrates the average monthly humidity levels in Vejle, 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 Vejle is approximately 84%, 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 Vejle

In Vejle in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Vejle.

Maximum UV Index Levels in Vejle for September

The chart shows the monthly maximum UV Index (UVI) for Vejle 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 Vejle typically reaches 5, which falls under the moderate exposure category.

Data source: Vejle 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 Vejle Compares to Other Months

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

This table compares monthly weather conditions in Vejle, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	51 mm (2.0 inches)	89%	low
February Weather	2°C (37°F)	60 mm (2.4 inches)	88%	low
March Weather	4°C (39°F)	66 mm (2.6 inches)	87%	moderate
April Weather	7°C (45°F)	40 mm (1.6 inches)	84%	moderate
May Weather	11°C (52°F)	77 mm (3.0 inches)	79%	high
June Weather	16°C (60°F)	72 mm (2.8 inches)	75%	high
July Weather	17°C (62°F)	72 mm (2.8 inches)	76%	high
August Weather	17°C (62°F)	87 mm (3.4 inches)	77%	high
September Weather	14°C (57°F)	78 mm (3.1 inches)	84%	moderate
October Weather	10°C (51°F)	85 mm (3.3 inches)	87%	moderate
November Weather	6°C (44°F)	48 mm (1.9 inches)	88%	low
December Weather	4°C (39°F)	61 mm (2.4 inches)	87%	low