September Weather in Roissy-en-France

Last updated: March 2, 2024

The weather in Roissy-en-France, France, during September is characterized by an average temperature of 17°C (62°F). Highs can soar to 29°C (85°F), while lows may dip to 6°C (43°F). Typically, the humidity level in Roissy-en-France throughout September hovers around 76%.

6°C (43°F)

Minimum temperature

17°C (62°F)

Average temperature

29°C (85°F)

Maximum temperature

76%

Humidity

Precipitation and Sunshine hours

In September, Roissy-en-France averages 39 mm (1.5 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 12 hours 32 minutes of daylight, with the sun shining for approximately 10 hours 46 minutes each day. Additionally, there is a 39% probability of sunny days during this period.

39 mm (1.5 inches)

Precipitation

8 rainy days

Rainy days

10 hours 46 minutes

Sunshine hours

39%

Chance of sun

UV Index

In September, the UV Index in Roissy-en-France reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, 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 0 1 1 2 3 5 5 6 5 4 3 2 1
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Roissy-en-France's Climate with Cities Worldwide