May Weather in Boulogne-Billancourt

Last updated: March 2, 2024

The weather in Boulogne-Billancourt, France, during May is characterized by an average temperature of 14°C (58°F). Highs can soar to 27°C (81°F), while lows may dip to 3°C (37°F). Typically, the humidity level in Boulogne-Billancourt throughout May hovers around 82%.

3°C (37°F)

Minimum temperature

14°C (58°F)

Average temperature

27°C (81°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In May, Boulogne-Billancourt averages 75 mm (3.0 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 15 hours 17 minutes of daylight, with the sun shining for approximately 12 hours 30 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

75 mm (3.0 inches)

Precipitation

13 rainy days

Rainy days

12 hours 30 minutes

Sunshine hours

35%

Chance of sun

UV Index

In May, the UV Index in Boulogne-Billancourt reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 4 5 7 8 8 7 6 4 3 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Boulogne-Billancourt's Climate with Cities Worldwide