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September Weather in Haernoesand, Sweden

Last updated: August 27, 2025

In September, the average temperature in Haernoesand, Sweden hovers around 11°C (52°F), with a minimum of -1°C (30°F) and a maximum reaching 20°C (68°F). Visitors can expect about 62 mm (2.4 in) of precipitation over 12 days, while the air tends to be quite humid with an average of 87% humidity. 🌦️

September Temperature in Haernoesand

In September in Haernoesand, the average temperature is 11°C (52°F). Maximums can reach 20°C (68°F), while minimums can drop to as low as -1°C (30°F). This weather makes Haernoesand a great destination for travelers looking to experience a mild climate with the possibility of chilly evenings.

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

The chart illustrates September temperature patterns in Haernoesand, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haernoesand, September typically has an average temperature of 11°C (52°F), with highs reaching up to 20°C (68°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec262530384658625952433429
Data source: Temperature data for Haernoesand 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 Haernoesand

In Haernoesand in September, the precipitation amount is 62 mm (2.4 in) spread over 12 days.

September Precipitation Trends in Haernoesand

The chart displays monthly precipitation patterns in Haernoesand, 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 Haernoesand, September typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec5748463037516367621025786
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Haernoesand

In Haernoesand in September, humidity is 87%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make your clothes cling uncomfortably, leaving you feeling slightly weighed down while exploring the area.

September Average Humidity in Haernoesand

This chart illustrates the average monthly humidity levels in Haernoesand, 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 Haernoesand is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%94%91%85%80%75%80%84%87%92%92%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Haernoesand

In Haernoesand 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 Haernoesand, you can check the information here.

Maximum UV Index Levels in Haernoesand for September

The chart shows the monthly maximum UV Index (UVI) for Haernoesand 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 Haernoesand typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456653211
Data source: Haernoesand 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 Haernoesand Compares to Other Months

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

This table compares monthly weather conditions in Haernoesand, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)57 mm (2.2 inches)95%low
February Weather-4°C (25°F)48 mm (1.9 inches)94%low
March Weather-1°C (31°F)46 mm (1.8 inches)91%low
April Weather3°C (38°F)30 mm (1.2 inches)85%moderate
May Weather8°C (47°F)37 mm (1.5 inches)79%moderate
June Weather14°C (58°F)50 mm (2.0 inches)75%high
July Weather17°C (62°F)63 mm (2.5 inches)80%high
August Weather15°C (60°F)67 mm (2.6 inches)84%moderate
September Weather11°C (52°F)62 mm (2.4 inches)87%moderate
October Weather6°C (43°F)102 mm (4.0 inches)92%low
November Weather1°C (34°F)57 mm (2.2 inches)92%low
December Weather-2°C (29°F)86 mm (3.4 inches)94%low

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