July Weather in Chester, United States

Last updated: June 24, 2025

In July, the average temperature in Chester, United States hovers around 21°C (69°F). While you can expect a minimum of 8°C (47°F), the mercury can soar to a maximum of 35°C (96°F). Be prepared for some rain, as 94 mm (3.7 in) of precipitation typically falls over 11 days. With an average humidity of 74%, the air may feel a bit more humid, adding to the tropical vibe of the month.

July Temperature in Chester

In July in Chester, the average temperature is 21°C (69°F). Maximums can reach 35°C (96°F), while minimums can dip as low as 8°C (47°F). This range makes Chester an ideal destination for travelers seeking a mild climate with the potential for warm sunny days and cooler evenings.

July Weather in Chester: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Chester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chester, July typically has an average temperature of 21°C (69°F), with highs reaching up to 35°C (96°F) and lows dropping to around 8°C (47°F).

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

July Precipitation in Chester

In Chester in July, the precipitation amount is 94 mm (3.7 in) over the course of 11 days.

July Precipitation Trends in Chester

The chart displays monthly precipitation patterns in Chester, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Chester, July typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Chester

In Chester in July, humidity is 74%. With an average temperature of 21°C (69°F), this humidity feels like a warm embrace that clings to your skin, making every excursion feel slightly more intense and requiring a bit more effort with every step.

July Average Humidity in Chester

This chart illustrates the average monthly humidity levels in Chester, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Chester is approximately 74%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Chester

In Chester in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Chester.

Maximum UV Index Levels in Chester for July

The chart shows the monthly maximum UV Index (UVI) for Chester in July, 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 July, the maximum UV index in Chester typically reaches 8, which falls under the very high exposure category.

Data source: Chester July 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 July Weather in Chester Compares to Other Months

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

This table compares monthly weather conditions in Chester, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (19°F)	93 mm (3.7 inches)	88%	low
February Weather	-6°C (21°F)	84 mm (3.3 inches)	88%	moderate
March Weather	-2°C (29°F)	75 mm (3.0 inches)	85%	moderate
April Weather	5°C (42°F)	120 mm (4.7 inches)	81%	high
May Weather	12°C (54°F)	99 mm (3.9 inches)	76%	very high
June Weather	18°C (64°F)	83 mm (3.2 inches)	74%	very high
July Weather	21°C (69°F)	94 mm (3.7 inches)	74%	very high
August Weather	20°C (68°F)	82 mm (3.2 inches)	74%	very high
September Weather	16°C (61°F)	83 mm (3.3 inches)	77%	high
October Weather	9°C (49°F)	120 mm (4.7 inches)	82%	moderate
November Weather	2°C (35°F)	116 mm (4.6 inches)	85%	moderate
December Weather	-5°C (24°F)	113 mm (4.5 inches)	84%	low