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September Weather in Illerrieden, Germany

Last updated: August 23, 2025

In September, the average temperature in Illerrieden, Germany hovers around 14°C (58°F), with a minimum of 1°C (34°F) and a maximum of 29°C (84°F). Visitors should prepare for some rain, as 72 mm (2.8 in) of precipitation can be expected over about 12 days. The month features a high average humidity of 85%, making it a great time for those who appreciate a moist, temperate climate!

September Temperature in Illerrieden

In September in Illerrieden, the average temperature is 14°C (58°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 1°C (34°F). This diverse climate makes Illerrieden an ideal destination for travelers seeking both warm and cooler experiences.

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

The chart illustrates September temperature patterns in Illerrieden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Illerrieden, September typically has an average temperature of 14°C (58°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec333741485464666657503936
Data source: Temperature data for Illerrieden 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 Illerrieden

In Illerrieden in September, the total precipitation amount is 72 mm (2.8 in) over the course of 12 days.

September Precipitation Trends in Illerrieden

The chart displays monthly precipitation patterns in Illerrieden, 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 Illerrieden, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec686364461161309011172755090
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Illerrieden

In Illerrieden in September, humidity is 85%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket wrapping around you, making even short walks feel heavy and exhausting for traveling.

September Average Humidity in Illerrieden

This chart illustrates the average monthly humidity levels in Illerrieden, 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 Illerrieden is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Illerrieden

In Illerrieden in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Illerrieden, you can refer to this Hourly UV Index in Illerrieden.

Maximum UV Index Levels in Illerrieden for September

The chart shows the monthly maximum UV Index (UVI) for Illerrieden 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 Illerrieden typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Illerrieden 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 Illerrieden Compares to Other Months

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

This table compares monthly weather conditions in Illerrieden, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)68 mm (2.7 inches)91%low
February Weather3°C (37°F)63 mm (2.5 inches)89%moderate
March Weather5°C (41°F)64 mm (2.5 inches)87%moderate
April Weather9°C (48°F)46 mm (1.8 inches)83%high
May Weather12°C (55°F)116 mm (4.6 inches)79%very high
June Weather18°C (64°F)130 mm (5.1 inches)82%very high
July Weather19°C (66°F)90 mm (3.5 inches)83%very high
August Weather19°C (66°F)111 mm (4.4 inches)84%very high
September Weather14°C (58°F)72 mm (2.8 inches)85%high
October Weather10°C (50°F)75 mm (2.9 inches)88%moderate
November Weather4°C (40°F)50 mm (2.0 inches)89%low
December Weather2°C (36°F)90 mm (3.5 inches)91%low

Compare Illerrieden's Climate with Cities Worldwide