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September Weather in Biggar, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Biggar, United Kingdom hovers around 11°C (52°F), with daily variations ranging from a cool 0°C (33°F) to a warm 25°C (77°F). Expect 98 mm (3.8 in) of precipitation over approximately 17 days, contributing to an average humidity level of a high 88%. Embrace the season with layers and an umbrella handy!

September Temperature in Biggar

In September in Biggar, the average temperature is 11°C (52°F), with maximums reaching 25°C (77°F) and minimums dropping as low as 0°C (33°F). It's a great time for travelers to enjoy mild weather while exploring the area's attractions.

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

The chart illustrates September temperature patterns in Biggar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biggar, September typically has an average temperature of 11°C (52°F), with highs reaching up to 25°C (77°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec373740434954575652474138
Data source: Temperature data for Biggar 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 Biggar

In Biggar in September, the precipitation amount is 98 mm (3.8 in) occurring over 17 days.

September Precipitation Trends in Biggar

The chart displays monthly precipitation patterns in Biggar, 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 Biggar, September typically receives around 98 mm (3.8 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec8514111850751181001459812999108
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Biggar

In Biggar in September, humidity is 88%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and the air feel thick, encouraging you to seek shelter or stay hydrated as you explore.

September Average Humidity in Biggar

This chart illustrates the average monthly humidity levels in Biggar, 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 Biggar is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Biggar

In Biggar 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 Biggar.

Maximum UV Index Levels in Biggar for September

The chart shows the monthly maximum UV Index (UVI) for Biggar 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 Biggar typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865311
Data source: Biggar 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 Biggar Compares to Other Months

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

This table compares monthly weather conditions in Biggar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)85 mm (3.4 inches)90%low
February Weather3°C (38°F)141 mm (5.6 inches)88%low
March Weather4°C (40°F)118 mm (4.6 inches)86%moderate
April Weather6°C (43°F)50 mm (2.0 inches)85%moderate
May Weather9°C (49°F)75 mm (3.0 inches)80%high
June Weather12°C (55°F)118 mm (4.6 inches)83%very high
July Weather14°C (57°F)100 mm (3.9 inches)82%very high
August Weather13°C (56°F)145 mm (5.7 inches)82%high
September Weather11°C (52°F)98 mm (3.8 inches)88%moderate
October Weather8°C (47°F)129 mm (5.1 inches)90%moderate
November Weather5°C (42°F)99 mm (3.9 inches)92%low
December Weather3°C (38°F)108 mm (4.2 inches)89%low

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