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September Weather in Mellansel, Sweden

Last updated: August 27, 2025

In Mellansel, Sweden, the average temperature in September hovers around 9°C (49°F). While daytime highs can reach a pleasant 21°C (70°F), be prepared for cooler nights, with temperatures dipping as low as -3°C (27°F). During this month, expect 71 mm (2.8 in) of precipitation over approximately 12 days, contributing to a high average humidity of 87%.

September Temperature in Mellansel

In September in Mellansel, the average temperature is 9°C (49°F), with maximums reaching up to 21°C (70°F) and minimums dropping as low as -3°C (27°F). To ensure a comfortable visit, travelers should prepare for a mix of mild and chilly conditions.

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

The chart illustrates September temperature patterns in Mellansel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mellansel, September typically has an average temperature of 9°C (49°F), with highs reaching up to 21°C (70°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec202027364657615748392924
Data source: Temperature data for Mellansel 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 Mellansel

In Mellansel in September, the precipitation amount is 71 mm (2.8 in) during a total of 12 days.

September Precipitation Trends in Mellansel

The chart displays monthly precipitation patterns in Mellansel, 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 Mellansel, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec534645324760778271925983
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mellansel

In Mellansel 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 Mellansel

This chart illustrates the average monthly humidity levels in Mellansel, 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 Mellansel 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 Mellansel

In Mellansel 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 Mellansel, you can check the information here.

Maximum UV Index Levels in Mellansel for September

The chart shows the monthly maximum UV Index (UVI) for Mellansel 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 Mellansel typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Mellansel 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 Mellansel Compares to Other Months

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

This table compares monthly weather conditions in Mellansel, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)53 mm (2.1 inches)95%low
February Weather-7°C (20°F)46 mm (1.8 inches)94%low
March Weather-3°C (28°F)45 mm (1.8 inches)91%moderate
April Weather2°C (36°F)32 mm (1.3 inches)85%moderate
May Weather8°C (46°F)47 mm (1.9 inches)79%moderate
June Weather14°C (58°F)59 mm (2.3 inches)75%high
July Weather16°C (61°F)77 mm (3.0 inches)80%high
August Weather14°C (57°F)82 mm (3.2 inches)84%moderate
September Weather9°C (49°F)71 mm (2.8 inches)87%moderate
October Weather4°C (39°F)92 mm (3.6 inches)92%low
November Weather-1°C (30°F)59 mm (2.3 inches)92%low
December Weather-4°C (25°F)83 mm (3.3 inches)94%low

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