September Weather in Wilmington

Last updated: March 2, 2024

The weather in Wilmington, Australia, during September is characterized by an average temperature of 15°C (59°F). Highs can soar to 31°C (88°F), while lows may dip to 4°C (40°F). Typically, the humidity level in Wilmington throughout September hovers around 57%.

4°C (40°F)

Minimum temperature

15°C (59°F)

Average temperature

31°C (88°F)

Maximum temperature

57%

Humidity

Precipitation and Sunshine hours

In September, Wilmington averages 15 mm (0.6 inches) of rainfall, typically over the course of 3 rainy days. The month enjoys an average of 11 hours 53 minutes of daylight, with the sun shining for approximately 9 hours 48 minutes each day. Additionally, there is a 71% probability of sunny days during this period.

15 mm (0.6 inches)

Precipitation

3 rainy days

Rainy days

9 hours 48 minutes

Sunshine hours

71%

Chance of sun

UV Index

In September, the UV Index in Wilmington reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 3 5 7 8 8 7 5 3 1 1 0 0
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 Wilmington's Climate with Cities Worldwide