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September Weather in Laenna, Sweden

Last updated: August 27, 2025

In September, the average temperature in Laenna, Sweden hovers around 12°C (54°F). Temperatures can vary widely, with minimums dipping to -1°C (30°F) and maximums reaching 25°C (78°F). Expect about 49 mm (1.9 in) of precipitation over the course of 9 days, along with a high average humidity of 85%. Be prepared for a mix of chilly and warm days!

September Temperature in Laenna

In September in Laenna, the average temperature is 12°C (54°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop as low as -1°C (30°F). Be prepared for a range of temperatures, making it an ideal time for layered clothing while exploring the sights.

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

The chart illustrates September temperature patterns in Laenna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Laenna, September typically has an average temperature of 12°C (54°F), with highs reaching up to 25°C (78°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec303034415162646254463832
Data source: Temperature data for Laenna 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 Laenna

In Laenna in September, the total precipitation amount is 49 mm (1.9 in) spread over 9 days.

September Precipitation Trends in Laenna

The chart displays monthly precipitation patterns in Laenna, 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 Laenna, September typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec343240285961616849664156
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Laenna

In Laenna in September, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

September Average Humidity in Laenna

This chart illustrates the average monthly humidity levels in Laenna, 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 Laenna is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%89%85%77%76%74%77%85%89%90%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Laenna

In Laenna 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 Laenna for better planning.

Maximum UV Index Levels in Laenna for September

The chart shows the monthly maximum UV Index (UVI) for Laenna 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 Laenna typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Laenna 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 Laenna Compares to Other Months

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

This table compares monthly weather conditions in Laenna, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)34 mm (1.3 inches)90%low
February Weather-1°C (30°F)32 mm (1.3 inches)88%low
March Weather1°C (34°F)40 mm (1.6 inches)89%moderate
April Weather5°C (41°F)28 mm (1.1 inches)85%moderate
May Weather10°C (51°F)59 mm (2.3 inches)77%moderate
June Weather17°C (62°F)61 mm (2.4 inches)76%high
July Weather18°C (64°F)61 mm (2.4 inches)74%high
August Weather17°C (62°F)68 mm (2.7 inches)77%moderate
September Weather12°C (54°F)49 mm (1.9 inches)85%moderate
October Weather8°C (46°F)66 mm (2.6 inches)89%low
November Weather4°C (39°F)41 mm (1.6 inches)90%low
December Weather0°C (33°F)56 mm (2.2 inches)87%low

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