September Weather in Dundrum

Last updated: March 2, 2024

The weather in Dundrum, United Kingdom, during September is characterized by an average temperature of 14°C (57°F). Highs can soar to 18°C (66°F), while lows may dip to 8°C (47°F). Typically, the humidity level in Dundrum throughout September hovers around 88%.

8°C (47°F)

Minimum temperature

14°C (57°F)

Average temperature

18°C (66°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In September, Dundrum averages 83 mm (3.3 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 12 hours 38 minutes of daylight, with the sun shining for approximately 10 hours 7 minutes each day. Additionally, there is a 22% probability of sunny days during this period.

83 mm (3.3 inches)

Precipitation

16 rainy days

Rainy days

10 hours 7 minutes

Sunshine hours

22%

Chance of sun

UV Index

In September, the UV Index in Dundrum reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 30 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 2 4 4 5 5 4 3 2 1 1
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

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