September Weather in Saint Columb Major, United Kingdom

Last updated: August 27, 2025

In September, the average temperature in Saint Columb Major, United Kingdom hovers around 15°C (59°F). However, you might experience temperatures ranging from a brisk 7°C (44°F) to a warm 27°C (81°F). Be prepared for some rain, as the area sees approximately 77 mm (3.0 in) of precipitation over 13 days. With an average humidity of 85%, you can expect the air to feel quite refreshing!

September Temperature in Saint Columb Major

In September in Saint Columb Major, the average temperature is 15°C (59°F). Maximums can reach 27°C (81°F), while minimums can drop to as low as 7°C (44°F). This mild climate is perfect for exploring outdoor activities and enjoying sightseeing adventures.

September Weather in Saint Columb Major: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint Columb Major, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Columb Major, September typically has an average temperature of 15°C (59°F), with highs reaching up to 27°C (81°F) and lows dropping to around 7°C (44°F).

Data source: Temperature data for Saint Columb Major generated using information from the Copernicus Climate Change Service.

September Precipitation in Saint Columb Major

In Saint Columb Major in September, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

September Precipitation Trends in Saint Columb Major

The chart displays monthly precipitation patterns in Saint Columb Major, 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 Saint Columb Major, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Saint Columb Major

In Saint Columb Major in September, humidity is 85%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket wrapping around you, making traveling quite uncomfortable and sticky. Be prepared to take frequent breaks and stay hydrated as you navigate the lush, but humid environment.

September Average Humidity in Saint Columb Major

This chart illustrates the average monthly humidity levels in Saint Columb Major, 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 Saint Columb Major is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Saint Columb Major

In Saint Columb Major 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 Saint Columb Major, you can refer to this Hourly UV Index in Saint Columb Major.

Maximum UV Index Levels in Saint Columb Major for September

The chart shows the monthly maximum UV Index (UVI) for Saint Columb Major 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 Saint Columb Major typically reaches 6, which falls under the high exposure category.

Data source: Saint Columb Major 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 Saint Columb Major Compares to Other Months

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

This table compares monthly weather conditions in Saint Columb Major, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (46°F)	74 mm (2.9 inches)	81%	low
February Weather	8°C (46°F)	86 mm (3.4 inches)	84%	low
March Weather	8°C (47°F)	89 mm (3.5 inches)	83%	moderate
April Weather	10°C (50°F)	48 mm (1.9 inches)	84%	high
May Weather	12°C (54°F)	67 mm (2.6 inches)	85%	high
June Weather	15°C (59°F)	93 mm (3.6 inches)	86%	very high
July Weather	17°C (63°F)	72 mm (2.8 inches)	87%	very high
August Weather	16°C (62°F)	73 mm (2.9 inches)	86%	high
September Weather	15°C (59°F)	77 mm (3.0 inches)	85%	high
October Weather	13°C (55°F)	118 mm (4.7 inches)	85%	moderate
November Weather	10°C (50°F)	102 mm (4.0 inches)	82%	low
December Weather	9°C (48°F)	131 mm (5.1 inches)	80%	low