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September Weather in Jonstorp, Sweden

Last updated: August 27, 2025

In September, the average temperature in Jonstorp, Sweden hovers around 12°C (55°F). While you may experience a chilly minimum of -1°C (31°F), it can also warm up to a pleasant 24°C (76°F). Be prepared for some rain, as the region sees approximately 95 mm (3.7 in) of precipitation over 14 days. With an average humidity of 82%, it's a month that blends cool air with a touch of moisture.

September Temperature in Jonstorp

In September in Jonstorp, the average temperature is 12°C (55°F), with maximums reaching up to 24°C (76°F) and minimums dropping as low as -1°C (31°F). It's a great time to visit Jonstorp for those who enjoy mild weather and the chance to experience a variety of temperatures throughout the day.

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

The chart illustrates September temperature patterns in Jonstorp, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jonstorp, September typically has an average temperature of 12°C (55°F), with highs reaching up to 24°C (76°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec333236435261636154474034
Data source: Temperature data for Jonstorp 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 Jonstorp

In Jonstorp in September, the total precipitation amount is 95 mm (3.7 in), spread over 14 days.

September Precipitation Trends in Jonstorp

The chart displays monthly precipitation patterns in Jonstorp, 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 Jonstorp, September typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec4866613870788910295906063
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jonstorp

In Jonstorp in September, humidity is 82%. With an average temperature of 12°C (55°F), this humidity feels like a heavy blanket wrapping around you, making even a simple walk feel laborious and sticky, which can be quite exhausting for traveling.

September Average Humidity in Jonstorp

This chart illustrates the average monthly humidity levels in Jonstorp, 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 Jonstorp is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%82%70%65%65%71%82%90%92%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jonstorp

In Jonstorp 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 Jonstorp for better planning.

Maximum UV Index Levels in Jonstorp for September

The chart shows the monthly maximum UV Index (UVI) for Jonstorp 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 Jonstorp typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Jonstorp 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 Jonstorp Compares to Other Months

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

This table compares monthly weather conditions in Jonstorp, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)48 mm (1.9 inches)92%low
February Weather0°C (32°F)66 mm (2.6 inches)91%low
March Weather2°C (36°F)61 mm (2.4 inches)89%moderate
April Weather6°C (43°F)38 mm (1.5 inches)82%moderate
May Weather11°C (52°F)70 mm (2.8 inches)70%high
June Weather16°C (61°F)78 mm (3.1 inches)65%high
July Weather17°C (63°F)88 mm (3.5 inches)65%high
August Weather16°C (61°F)102 mm (4.0 inches)71%high
September Weather12°C (55°F)95 mm (3.7 inches)82%moderate
October Weather8°C (47°F)90 mm (3.5 inches)90%low
November Weather4°C (40°F)60 mm (2.4 inches)92%low
December Weather1°C (34°F)63 mm (2.5 inches)91%low

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