September Weather in Troistorrents

Last updated: March 2, 2024

The weather in Troistorrents, Switzerland, during September is characterized by an average temperature of 11°C (52°F). Highs can soar to 22°C (72°F), while lows may dip to 0°C (32°F). Typically, the humidity level in Troistorrents throughout September hovers around 81%.

0°C (32°F)

Minimum temperature

11°C (52°F)

Average temperature

22°C (72°F)

Maximum temperature

81%

Humidity

Precipitation and Sunshine hours

In September, Troistorrents averages 120 mm (4.7 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 12 hours 29 minutes of daylight, with the sun shining for approximately 11 hours 0 minutes each day. Additionally, there is a 34% probability of sunny days during this period.

120 mm (4.7 inches)

Precipitation

15 rainy days

Rainy days

11 hours 0 minutes

Sunshine hours

34%

Chance of sun

UV Index

In September, the UV Index in Troistorrents reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 7 6 5 4 3 1 1
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Troistorrents's Climate with Cities Worldwide