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October Weather in Flen, Sweden

Last updated: August 27, 2025

In Flen, Sweden, the average temperature in October hovers around 8°C (47°F). Expect cool days where temperatures can drop to a brisk -3°C (28°F) at their lowest, while the warm max can reach up to 20°C (67°F). This month typically sees 71 mm (2.8 in) of precipitation spread over 12 days, contributing to an overall average humidity of 89%. Be prepared for a mix of chilly and wet weather!

October Temperature in Flen

In October in Flen, the average temperature is 8°C (47°F). Maximum temperatures can reach 20°C (67°F), while minimums can drop as low as -3°C (28°F). It's a great time to experience diverse weather, so pack accordingly for both warmth and chilly moments during your travels.

October Weather in Flen: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Flen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flen, October typically has an average temperature of 8°C (47°F), with highs reaching up to 20°C (67°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec313035425262646255463933
Data source: Temperature data for Flen 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.

October Precipitation in Flen

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

October Precipitation Trends in Flen

The chart displays monthly precipitation patterns in Flen, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Flen, October typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec373142306051657761714756
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Flen

In Flen in October humidity is 89%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less enjoyable and prompting frequent breaks indoors to warm up.

October Average Humidity in Flen

This chart illustrates the average monthly humidity levels in Flen, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Flen is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%82%71%69%67%73%83%89%91%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Flen

In Flen in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Flen, you can visit Hourly UV Index in Flen.

Maximum UV Index Levels in Flen for October

The chart shows the monthly maximum UV Index (UVI) for Flen in October, 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 October, the maximum UV index in Flen typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457764211
Data source: Flen October 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 October Weather in Flen Compares to Other Months

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

This table compares monthly weather conditions in Flen, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)37 mm (1.4 inches)91%low
February Weather-1°C (31°F)31 mm (1.2 inches)89%low
March Weather2°C (35°F)42 mm (1.7 inches)88%moderate
April Weather5°C (42°F)30 mm (1.2 inches)82%moderate
May Weather11°C (52°F)60 mm (2.3 inches)71%moderate
June Weather17°C (62°F)50 mm (2.0 inches)69%high
July Weather18°C (65°F)65 mm (2.6 inches)67%high
August Weather17°C (62°F)77 mm (3.0 inches)72%high
September Weather13°C (55°F)61 mm (2.4 inches)83%moderate
October Weather8°C (47°F)71 mm (2.8 inches)89%low
November Weather4°C (39°F)47 mm (1.9 inches)91%low
December Weather1°C (33°F)55 mm (2.2 inches)90%low

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