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September Weather in Smygehamn, Sweden

Last updated: August 27, 2025

In September, the average temperature in Smygehamn, Sweden hovers around 16°C (60°F). You can expect a comfortable range, with minimums dipping to 9°C (49°F) and maximums reaching 23°C (74°F). However, be prepared for occasional rain, as the area receives about 77 mm (3.0 in) of precipitation over 11 days. With an average humidity of 82%, it's the perfect time to enjoy the refreshing atmosphere!

September Temperature in Smygehamn

In September in Smygehamn, the average temperature is 16°C (60°F), with maximums reaching 23°C (74°F) and minimums dropping as low as 9°C (49°F). This mild climate makes Smygehamn an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Smygehamn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Smygehamn, September typically has an average temperature of 16°C (60°F), with highs reaching up to 23°C (74°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec383739435161646560534741
Data source: Temperature data for Smygehamn 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 Smygehamn

In Smygehamn in September, the precipitation amount is 77 mm (3.0 in) over the course of 11 days.

September Precipitation Trends in Smygehamn

The chart displays monthly precipitation patterns in Smygehamn, 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 Smygehamn, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec5658653035446168771016582
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Smygehamn

In Smygehamn in September humidity is 82%. With an average temperature of 16°C (60°F), this humidity feels like walking through a warm, thick blanket that clings to your skin, making every step feel heavier and travel more exhausting.

September Average Humidity in Smygehamn

This chart illustrates the average monthly humidity levels in Smygehamn, 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 Smygehamn is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%87%85%82%81%82%80%82%85%85%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Smygehamn

In Smygehamn 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 Smygehamn.

Maximum UV Index Levels in Smygehamn for September

The chart shows the monthly maximum UV Index (UVI) for Smygehamn 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 Smygehamn typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Smygehamn 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 Smygehamn Compares to Other Months

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

This table compares monthly weather conditions in Smygehamn, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)56 mm (2.2 inches)87%low
February Weather3°C (38°F)58 mm (2.3 inches)88%low
March Weather4°C (39°F)65 mm (2.6 inches)87%moderate
April Weather6°C (43°F)30 mm (1.2 inches)85%moderate
May Weather10°C (51°F)35 mm (1.4 inches)82%high
June Weather16°C (61°F)44 mm (1.7 inches)81%very high
July Weather18°C (64°F)61 mm (2.4 inches)82%high
August Weather18°C (65°F)68 mm (2.7 inches)80%high
September Weather16°C (60°F)77 mm (3.0 inches)82%moderate
October Weather12°C (54°F)101 mm (4.0 inches)85%moderate
November Weather8°C (47°F)65 mm (2.5 inches)85%low
December Weather5°C (41°F)82 mm (3.2 inches)85%low

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