July Weather in Chester, United States

Last updated: June 24, 2025

In July, the average temperature in Chester, United States hovers around 27°C (80°F), providing a warm and inviting atmosphere. However, be prepared for variability, as temperatures can dip to a minimum of 16°C (62°F) and soar up to 38°C (100°F). Expect 88 mm (3.5 in) of precipitation spread over 10 days, contributing to an average humidity of 79%, which enhances the lush scenery typical of this vibrant location.

July Temperature in Chester

In July in Chester, the average temperature is 27°C (80°F). Maximums can reach 38°C (100°F), while minimums can dip as low as 16°C (62°F). Be prepared for a mix of warm days and cooler evenings during your travels.

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 27°C (80°F), with highs reaching up to 38°C (100°F) and lows dropping to around 16°C (62°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 88 mm (3.5 in) spread over a duration of 10 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 88 mm (3.5 inches) of precipitation spread over approximately 10 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 79%. With an average temperature of 27°C (80°F), this humidity feels like walking through a warm, dense blanket, making travel feel sluggish and allowing every step to become noticeably heavier.

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 79%, 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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check 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 10, 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	1°C (34°F)	88 mm (3.5 inches)	86%	moderate
February Weather	3°C (38°F)	108 mm (4.2 inches)	84%	moderate
March Weather	9°C (48°F)	136 mm (5.3 inches)	84%	high
April Weather	13°C (56°F)	144 mm (5.7 inches)	80%	very high
May Weather	20°C (68°F)	157 mm (6.2 inches)	82%	extreme
June Weather	25°C (77°F)	87 mm (3.4 inches)	83%	extreme
July Weather	27°C (80°F)	88 mm (3.5 inches)	79%	very high
August Weather	25°C (77°F)	103 mm (4.1 inches)	76%	very high
September Weather	23°C (73°F)	64 mm (2.5 inches)	75%	very high
October Weather	16°C (60°F)	125 mm (4.9 inches)	74%	high
November Weather	7°C (45°F)	84 mm (3.3 inches)	85%	moderate
December Weather	5°C (41°F)	77 mm (3.0 inches)	88%	moderate