April Weather in Chester, United States

Last updated: June 24, 2025

In April, the average temperature in Chester, United States hovers around 19°C (67°F). Be prepared for a wide range, as temperatures can drop as low as 1°C (34°F) or soar to 35°C (96°F). During this month, expect about 92 mm (3.6 in) of precipitation spread over 8 days, with an average humidity level of 81%, creating a uniquely vibrant atmosphere.

April Temperature in Chester

In April in Chester, the average temperature is 19°C (67°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 1°C (34°F). This varied climate makes Chester a versatile destination for travelers, offering opportunities for both warm-weather activities and cooler explorations.

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

The chart illustrates April 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, April typically has an average temperature of 19°C (67°F), with highs reaching up to 35°C (96°F) and lows dropping to around 1°C (34°F).

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

April Precipitation in Chester

In Chester in April, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

April Precipitation Trends in Chester

The chart displays monthly precipitation patterns in Chester, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Chester, April typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Chester

In Chester in April humidity is 81%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket enveloping you, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick, prompting you to seek shade and hydration frequently.

April Average Humidity in Chester

This chart illustrates the average monthly humidity levels in Chester, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Chester is approximately 81%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Chester

In Chester in April, 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 April

The chart shows the monthly maximum UV Index (UVI) for Chester in April, 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 April, the maximum UV index in Chester typically reaches 10, which falls under the very high exposure category.

Data source: Chester April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	96 mm (3.8 inches)	86%	moderate
February Weather	13°C (56°F)	117 mm (4.6 inches)	84%	high
March Weather	16°C (61°F)	78 mm (3.1 inches)	83%	very high
April Weather	19°C (67°F)	92 mm (3.6 inches)	81%	very high
May Weather	24°C (76°F)	83 mm (3.3 inches)	81%	extreme
June Weather	27°C (80°F)	105 mm (4.1 inches)	81%	extreme
July Weather	28°C (83°F)	100 mm (3.9 inches)	83%	extreme
August Weather	28°C (83°F)	92 mm (3.6 inches)	81%	extreme
September Weather	26°C (79°F)	107 mm (4.2 inches)	82%	very high
October Weather	21°C (71°F)	93 mm (3.7 inches)	78%	very high
November Weather	14°C (57°F)	65 mm (2.6 inches)	86%	high
December Weather	11°C (52°F)	121 mm (4.7 inches)	89%	moderate