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September Weather in Pennard, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Pennard, United Kingdom hovers around 15°C (60°F), with a minimum of 9°C (48°F) and a maximum of 24°C (76°F). Expect 120 mm (4.7 in) of precipitation spread over approximately 15 days, contributing to the region's average humidity of 79%. Enjoy the mild climate, but don't forget your umbrella!

September Temperature in Pennard

In September in Pennard, the average temperature is 15°C (60°F), making it a pleasant time to visit. The maximum can reach 24°C (76°F), while the minimum can be as low as 9°C (48°F), so it's advisable to pack layers for your trip. Overall, it's an ideal season for exploring the sights while enjoying comfortable weather.

September Weather in Pennard: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Pennard, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pennard, September typically has an average temperature of 15°C (60°F), with highs reaching up to 24°C (76°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec444546495359626259555047
Data source: Temperature data for Pennard generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Pennard

In Pennard in September, the precipitation amount is 120 mm (4.7 in) spread over 15 days.

September Precipitation Trends in Pennard

The chart displays monthly precipitation patterns in Pennard, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Pennard, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec10612811456809391123120184143184
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pennard

In Pennard in September, humidity is 79%. With an average temperature of 15°C (60°F), this humidity feels like a warm, enveloping blanket that can make traveling feel muggy and a bit stifling, requiring frequent breaks to stay refreshed and hydrated.

September Average Humidity in Pennard

This chart illustrates the average monthly humidity levels in Pennard, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Pennard is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pennard

In Pennard in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Pennard, you can refer to this Hourly UV Index in Pennard.

Maximum UV Index Levels in Pennard for September

The chart shows the monthly maximum UV Index (UVI) for Pennard in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Pennard typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Pennard September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Pennard Compares to Other Months

Weather in Pennard varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Pennard, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Pennard, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)106 mm (4.2 inches)88%low
February Weather7°C (45°F)128 mm (5.0 inches)88%low
March Weather8°C (46°F)114 mm (4.5 inches)86%moderate
April Weather9°C (49°F)56 mm (2.2 inches)84%high
May Weather12°C (53°F)79 mm (3.1 inches)80%high
June Weather15°C (59°F)93 mm (3.6 inches)80%very high
July Weather17°C (62°F)91 mm (3.6 inches)70%very high
August Weather17°C (62°F)123 mm (4.8 inches)73%high
September Weather15°C (60°F)120 mm (4.7 inches)79%high
October Weather13°C (55°F)184 mm (7.2 inches)89%moderate
November Weather10°C (50°F)143 mm (5.6 inches)90%low
December Weather8°C (47°F)184 mm (7.3 inches)89%low

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