September Weather in Welisara

Last updated: March 2, 2024

The weather in Welisara, Sri Lanka, during September is characterized by an average temperature of 27°C (81°F). Highs can soar to 31°C (89°F), while lows may dip to 23°C (74°F). Typically, the humidity level in Welisara throughout September hovers around 82%.

23°C (74°F)

Minimum temperature

27°C (81°F)

Average temperature

31°C (89°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In September, Welisara averages 245 mm (9.6 inches) of rainfall, typically over the course of 27 rainy days. The month enjoys an average of 12 hours 8 minutes of daylight, with the sun shining for approximately 9 hours 59 minutes each day. Additionally, there is a 14% probability of sunny days during this period.

245 mm (9.6 inches)

Precipitation

27 rainy days

Rainy days

9 hours 59 minutes

Sunshine hours

14%

Chance of sun

UV Index

In September, the UV Index in Welisara reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 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 2 4 8 11 14 14 12 8 4 2 1 0 0
Exposure Low Moderate VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 30 min 45 min

Compare Welisara's Climate with Cities Worldwide