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September Weather in Berlin, Russian Federation

Last updated: August 27, 2025

In September, the average temperature in Berlin, Russian Federation is a mild 12°C (53°F). Be prepared for a range of temperatures, as the minimum can drop to -2°C (29°F) while the maximum can reach a warm 33°C (91°F). Expect some rain with a total precipitation of 43 mm (1.7 in) spread over approximately 6 days, accompanied by an average humidity of 70%. Stay comfortable and enjoy the varied weather!

September Temperature in Berlin

In September in Berlin, the average temperature is 12°C (53°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as -2°C (29°F). Travelers should be prepared for a wide range of weather conditions, from warm days to chilly nights.

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

The chart illustrates September temperature patterns in Berlin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Berlin, September typically has an average temperature of 12°C (53°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec71022435864706753412512
Data source: Temperature data for Berlin 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 Berlin

In Berlin in September, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.

September Precipitation Trends in Berlin

The chart displays monthly precipitation patterns in Berlin, 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 Berlin, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec182725293331544343352123
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Berlin

In Berlin in September humidity is 70%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill wrapping around you, making outdoor activities less enjoyable and prompting the need for warm clothing to stay comfortable while traveling.

September Average Humidity in Berlin

This chart illustrates the average monthly humidity levels in Berlin, 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 Berlin is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%97%95%85%59%52%53%57%70%86%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Berlin

In Berlin in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Berlin.

Maximum UV Index Levels in Berlin for September

The chart shows the monthly maximum UV Index (UVI) for Berlin 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 Berlin typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124577865321
Data source: Berlin 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 Berlin Compares to Other Months

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

This table compares monthly weather conditions in Berlin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-14°C (7°F)18 mm (0.7 inches)98%low
February Weather-12°C (11°F)27 mm (1.1 inches)97%low
March Weather-5°C (23°F)25 mm (1.0 inches)95%moderate
April Weather6°C (43°F)29 mm (1.1 inches)85%moderate
May Weather14°C (58°F)33 mm (1.3 inches)59%high
June Weather18°C (65°F)31 mm (1.2 inches)52%high
July Weather21°C (71°F)54 mm (2.1 inches)53%very high
August Weather19°C (67°F)43 mm (1.7 inches)57%high
September Weather12°C (53°F)43 mm (1.7 inches)70%moderate
October Weather5°C (42°F)35 mm (1.4 inches)85%moderate
November Weather-4°C (25°F)21 mm (0.8 inches)89%low
December Weather-11°C (12°F)22 mm (0.9 inches)86%low

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