September Weather in Cologne

Last updated: March 2, 2024

The weather in Cologne, Italy, during September is characterized by an average temperature of 20°C (68°F). Highs can soar to 30°C (86°F), while lows may dip to 10°C (50°F). Typically, the humidity level in Cologne throughout September hovers around 74%.

10°C (50°F)

Minimum temperature

20°C (68°F)

Average temperature

30°C (86°F)

Maximum temperature

74%

Humidity

Precipitation and Sunshine hours

In September, Cologne averages 129 mm (5.1 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 12 hours 29 minutes of daylight, with the sun shining for approximately 11 hours 10 minutes each day. Additionally, there is a 50% probability of sunny days during this period.

129 mm (5.1 inches)

Precipitation

9 rainy days

Rainy days

11 hours 10 minutes

Sunshine hours

50%

Chance of sun

UV Index

In September, the UV Index in Cologne reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 2 3 4 6 6 6 5 4 2 1 1
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Cologne's Climate with Cities Worldwide