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September Weather in Helland, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Helland, United Kingdom is a pleasant 15°C (59°F). During this time, temperatures can dip to a minimum of 7°C (44°F) and rise to a maximum of 26°C (79°F). Expect approximately 81 mm (3.2 in) of precipitation spread over 13 days, and enjoy a relatively high average humidity of 79%.

September Temperature in Helland

In September in Helland, the average temperature is 15°C (59°F). Maximums can reach 26°C (79°F), and minimums can be as low as 7°C (44°F). This makes it an ideal time for travelers to enjoy mild weather while exploring all that Helland has to offer.

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

The chart illustrates September temperature patterns in Helland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helland, September typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (79°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec454546495359626159544947
Data source: Temperature data for Helland 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 Helland

In Helland in September, the precipitation amount is 81 mm (3.2 in) over the course of 13 days.

September Precipitation Trends in Helland

The chart displays monthly precipitation patterns in Helland, 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 Helland, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec779794548196838481124104135
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Helland

In Helland in September humidity is 79%. With an average temperature of 15°C (59°F), this humidity feels like a muggy embrace that clings to your skin, making outdoor activities somewhat uncomfortable. Travelers may find themselves frequently seeking shelter or refreshing drinks to combat the warm, damp air, as the moisture in the atmosphere feels particularly heavy, especially during longer excursions.

September Average Humidity in Helland

This chart illustrates the average monthly humidity levels in Helland, 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 Helland 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 Helland

In Helland 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 Helland, you can refer to this Hourly UV Index in Helland.

Maximum UV Index Levels in Helland for September

The chart shows the monthly maximum UV Index (UVI) for Helland 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 Helland typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224679876421
Data source: Helland 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 Helland Compares to Other Months

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

This table compares monthly weather conditions in Helland, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)77 mm (3.0 inches)88%low
February Weather7°C (46°F)97 mm (3.8 inches)88%low
March Weather8°C (47°F)94 mm (3.7 inches)86%moderate
April Weather10°C (50°F)54 mm (2.1 inches)84%high
May Weather12°C (54°F)81 mm (3.2 inches)80%high
June Weather15°C (59°F)96 mm (3.8 inches)80%very high
July Weather17°C (62°F)83 mm (3.3 inches)70%very high
August Weather16°C (61°F)84 mm (3.3 inches)73%high
September Weather15°C (59°F)81 mm (3.2 inches)79%high
October Weather12°C (54°F)124 mm (4.9 inches)89%moderate
November Weather10°C (49°F)104 mm (4.1 inches)90%low
December Weather8°C (47°F)135 mm (5.3 inches)89%low

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