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September Weather in Asljunga, Sweden

Last updated: August 27, 2025

In September, the average temperature in Asljunga, Sweden hovers around 13°C (56°F). You can expect lows of 1°C (34°F) and highs reaching 26°C (78°F). With an average humidity of 82%, the atmosphere can feel quite humid. Additionally, expect about 78 mm (3.1 in) of precipitation spread over 14 days, making it a month where you might want to keep that umbrella handy!

September Temperature in Asljunga

In September in Asljunga, the average temperature is 13°C (56°F). The maximum can reach 26°C (78°F), while the minimum can drop to as low as 1°C (34°F). This makes it a great time for travelers to enjoy a mix of mild and warm weather, perfect for outdoor activities and sightseeing.

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

The chart illustrates September temperature patterns in Asljunga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Asljunga, September typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (78°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec343437445262636256494236
Data source: Temperature data for Asljunga generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Asljunga

In Asljunga in September, the precipitation amount is 78 mm (3.1 in) over a period of 14 days.

September Precipitation Trends in Asljunga

The chart displays monthly precipitation patterns in Asljunga, 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 Asljunga, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec5362704174599710978984967
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Asljunga

In Asljunga in September, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

September Average Humidity in Asljunga

This chart illustrates the average monthly humidity levels in Asljunga, 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 Asljunga is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%82%70%65%65%71%82%90%92%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Asljunga

In Asljunga 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 Asljunga.

Maximum UV Index Levels in Asljunga for September

The chart shows the monthly maximum UV Index (UVI) for Asljunga 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 Asljunga typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Asljunga 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 Asljunga Compares to Other Months

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

This table compares monthly weather conditions in Asljunga, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)53 mm (2.1 inches)92%low
February Weather1°C (34°F)62 mm (2.4 inches)91%low
March Weather3°C (37°F)70 mm (2.8 inches)89%moderate
April Weather6°C (44°F)41 mm (1.6 inches)82%moderate
May Weather11°C (52°F)74 mm (2.9 inches)70%high
June Weather16°C (62°F)59 mm (2.3 inches)65%high
July Weather17°C (63°F)97 mm (3.8 inches)65%high
August Weather17°C (62°F)109 mm (4.3 inches)71%high
September Weather13°C (56°F)78 mm (3.1 inches)82%moderate
October Weather9°C (49°F)98 mm (3.8 inches)90%moderate
November Weather5°C (42°F)49 mm (1.9 inches)92%low
December Weather2°C (36°F)67 mm (2.7 inches)91%low

Compare Asljunga's Climate with Cities Worldwide