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September Weather in Arsunda, Sweden

Last updated: August 27, 2025

In September, the average temperature in Arsunda, Sweden hovers around 12°C (53°F). Expect a minimum of 0°C (32°F) and a pleasant maximum of 24°C (75°F). With 51 mm (2.0 in) of precipitation spread over 9 days, the air tends to be quite moist, boasting an average humidity of 87%.

September Temperature in Arsunda

In September in Arsunda, the average temperature is 12°C (53°F). The maximum can reach 24°C (75°F), and the minimum can be as low as 0°C (32°F). This mild climate makes Arsunda an ideal destination for outdoor activities and sightseeing during this time of year.

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

The chart illustrates September temperature patterns in Arsunda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arsunda, September typically has an average temperature of 12°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec282833405061636153453730
Data source: Temperature data for Arsunda 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 Arsunda

In Arsunda in September, the total precipitation amount is 51 mm (2.0 in) spread over 9 days.

September Precipitation Trends in Arsunda

The chart displays monthly precipitation patterns in Arsunda, 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 Arsunda, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec353538295665708551884654
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Arsunda

In Arsunda in September, humidity is 87%. With an average temperature of 12°C (53°F), this humidity feels like a damp blanket enveloping you, making travel uncomfortable and stifling, as the air thickens and clings to your skin, sapping your energy as you navigate the sights.

September Average Humidity in Arsunda

This chart illustrates the average monthly humidity levels in Arsunda, 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 Arsunda is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%93%91%84%74%73%73%78%87%92%94%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Arsunda

In Arsunda in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Arsunda for better planning.

Maximum UV Index Levels in Arsunda for September

The chart shows the monthly maximum UV Index (UVI) for Arsunda 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 Arsunda typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Arsunda 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 Arsunda Compares to Other Months

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

This table compares monthly weather conditions in Arsunda, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)35 mm (1.4 inches)96%low
February Weather-2°C (28°F)35 mm (1.4 inches)93%low
March Weather1°C (33°F)38 mm (1.5 inches)91%moderate
April Weather4°C (40°F)29 mm (1.1 inches)84%moderate
May Weather10°C (51°F)56 mm (2.2 inches)74%moderate
June Weather16°C (61°F)65 mm (2.6 inches)73%high
July Weather17°C (64°F)70 mm (2.8 inches)73%high
August Weather16°C (61°F)85 mm (3.3 inches)78%moderate
September Weather12°C (53°F)51 mm (2.0 inches)87%moderate
October Weather7°C (45°F)88 mm (3.5 inches)92%low
November Weather3°C (37°F)46 mm (1.8 inches)94%low
December Weather-1°C (30°F)54 mm (2.1 inches)94%low

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