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September Weather in Riederich, Germany

Last updated: August 23, 2025

In September, the average temperature in Riederich, Germany hovers around 14°C (58°F). While you can expect a minimum of 0°C (33°F) on cooler days, the mercury can rise to a pleasant 29°C (84°F). Prepare for some rainfall, as 54 mm (2.1 in) of precipitation is typical over about 10 days. Don't forget that the air is quite humid, with an average humidity of 85%!

September Temperature in Riederich

In September in Riederich, the average temperature is 14°C (58°F), with maximums reaching 29°C (84°F) and minimums dropping to as low as 0°C (33°F). It’s a great time for travelers to enjoy mild weather while being prepared for both warm afternoons and chilly evenings.

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

The chart illustrates September temperature patterns in Riederich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riederich, 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 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec333741485564666558504036
Data source: Temperature data for Riederich 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 Riederich

In Riederich in September, the total precipitation amount is 54 mm (2.1 in) over the course of 10 days.

September Precipitation Trends in Riederich

The chart displays monthly precipitation patterns in Riederich, 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 Riederich, September typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec77687449100113758654695197
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Riederich

In Riederich 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 Riederich

This chart illustrates the average monthly humidity levels in Riederich, 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 Riederich 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 Riederich

In Riederich 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 Riederich, you can refer to this Hourly UV Index in Riederich.

Maximum UV Index Levels in Riederich for September

The chart shows the monthly maximum UV Index (UVI) for Riederich 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 Riederich typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Riederich 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 Riederich Compares to Other Months

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

This table compares monthly weather conditions in Riederich, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)77 mm (3.0 inches)91%low
February Weather3°C (37°F)68 mm (2.7 inches)89%moderate
March Weather5°C (41°F)74 mm (2.9 inches)87%moderate
April Weather9°C (48°F)49 mm (1.9 inches)83%high
May Weather13°C (55°F)100 mm (3.9 inches)79%very high
June Weather18°C (64°F)113 mm (4.5 inches)82%very high
July Weather19°C (66°F)75 mm (3.0 inches)83%very high
August Weather19°C (66°F)86 mm (3.4 inches)84%very high
September Weather14°C (58°F)54 mm (2.1 inches)85%high
October Weather10°C (50°F)69 mm (2.7 inches)88%moderate
November Weather4°C (40°F)51 mm (2.0 inches)89%low
December Weather2°C (36°F)97 mm (3.8 inches)91%low

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