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September Weather in Ballywalter, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Ballywalter, United Kingdom hovers around 14°C (57°F), with minimums dipping to 8°C (47°F) and maximums peaking at 19°C (67°F). Expect a fair share of rain, with 88 mm (3.4 in) of precipitation spread over 17 days. Additionally, the air is notably humid, boasting an average humidity of 88%. 🌧️

September Temperature in Ballywalter

In September in Ballywalter, the average temperature is 14°C (57°F). The maximum can reach 19°C (67°F) and the minimum can be as low as 8°C (47°F). This makes it a comfortable time to explore Ballywalter, so pack accordingly for mild weather.

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

The chart illustrates September temperature patterns in Ballywalter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ballywalter, September typically has an average temperature of 14°C (57°F), with highs reaching up to 19°C (67°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec444445475155585957534946
Data source: Temperature data for Ballywalter 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 Ballywalter

In Ballywalter in September, the total precipitation amount is 88 mm (3.4 in), occurring over a span of 17 days.

September Precipitation Trends in Ballywalter

The chart displays monthly precipitation patterns in Ballywalter, 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 Ballywalter, September typically receives around 88 mm (3.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec73103884160819511488119123113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ballywalter

In Ballywalter in September humidity is 88%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and giving a sense of stickiness that can drain your energy quickly while exploring.

September Average Humidity in Ballywalter

This chart illustrates the average monthly humidity levels in Ballywalter, 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 Ballywalter is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ballywalter

In Ballywalter in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Ballywalter.

Maximum UV Index Levels in Ballywalter for September

The chart shows the monthly maximum UV Index (UVI) for Ballywalter 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 Ballywalter typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578865321
Data source: Ballywalter 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 Ballywalter Compares to Other Months

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

This table compares monthly weather conditions in Ballywalter, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)73 mm (2.9 inches)87%low
February Weather7°C (44°F)103 mm (4.1 inches)86%low
March Weather7°C (45°F)87 mm (3.4 inches)86%moderate
April Weather8°C (47°F)41 mm (1.6 inches)85%moderate
May Weather11°C (51°F)59 mm (2.3 inches)82%high
June Weather13°C (56°F)81 mm (3.2 inches)84%very high
July Weather15°C (59°F)95 mm (3.7 inches)86%very high
August Weather15°C (59°F)114 mm (4.5 inches)86%high
September Weather14°C (57°F)88 mm (3.4 inches)88%moderate
October Weather12°C (53°F)119 mm (4.7 inches)89%moderate
November Weather9°C (49°F)123 mm (4.9 inches)90%low
December Weather8°C (46°F)113 mm (4.4 inches)86%low

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