September Weather in Chester-le-Street, United Kingdom

Last updated: August 27, 2025

In Chester-le-Street, United Kingdom, the average temperature in September hovers around 14°C (57°F), offering a mild climate. Expect minimums to dip to 4°C (39°F), while highs can reach 27°C (80°F). This month also brings approximately 65 mm (2.6 in) of precipitation over 12 days, resulting in an average humidity of 87%. Perfect for those who enjoy a refreshing atmosphere!

September Temperature in Chester-le-Street

In September in Chester-le-Street, the average temperature is 14°C (57°F). Maximums can reach 27°C (80°F), while minimums can drop as low as 4°C (39°F). It's a great time for travelers to enjoy mild weather and explore the outdoors.

September Weather in Chester-le-Street: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Chester-le-Street, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chester-le-Street, September typically has an average temperature of 14°C (57°F), with highs reaching up to 27°C (80°F) and lows dropping to around 4°C (39°F).

Data source: Temperature data for Chester-le-Street generated using information from the Copernicus Climate Change Service.

September Precipitation in Chester-le-Street

In Chester-le-Street in September, the precipitation amount is 65 mm (2.6 in) over the course of 12 days.

September Precipitation Trends in Chester-le-Street

The chart displays monthly precipitation patterns in Chester-le-Street, 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 Chester-le-Street, September typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Chester-le-Street

In Chester-le-Street in September humidity is 87%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making every breath feel heavy and sticky, which can be quite challenging for travelers exploring the city.

September Average Humidity in Chester-le-Street

This chart illustrates the average monthly humidity levels in Chester-le-Street, 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 Chester-le-Street is approximately 87%, 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 Chester-le-Street

In Chester-le-Street 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 Chester-le-Street.

Maximum UV Index Levels in Chester-le-Street for September

The chart shows the monthly maximum UV Index (UVI) for Chester-le-Street 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 Chester-le-Street typically reaches 5, which falls under the moderate exposure category.

Data source: Chester-le-Street 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 Chester-le-Street Compares to Other Months

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

This table compares monthly weather conditions in Chester-le-Street, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	51 mm (2.0 inches)	89%	low
February Weather	5°C (42°F)	76 mm (3.0 inches)	87%	low
March Weather	7°C (44°F)	64 mm (2.5 inches)	85%	moderate
April Weather	8°C (47°F)	35 mm (1.4 inches)	84%	moderate
May Weather	11°C (53°F)	56 mm (2.2 inches)	83%	high
June Weather	14°C (58°F)	80 mm (3.2 inches)	85%	very high
July Weather	16°C (62°F)	77 mm (3.0 inches)	83%	very high
August Weather	16°C (61°F)	80 mm (3.2 inches)	82%	high
September Weather	14°C (57°F)	65 mm (2.6 inches)	87%	moderate
October Weather	11°C (51°F)	83 mm (3.3 inches)	89%	moderate
November Weather	7°C (46°F)	62 mm (2.5 inches)	90%	low
December Weather	5°C (42°F)	71 mm (2.8 inches)	88%	low