April Weather in Chatham, United States

Last updated: June 24, 2025

In April, the average temperature in Chatham, United States hovers around 15°C (60°F). However, be prepared for a range of temperatures, with minimums dropping to -1°C (30°F) and maximums soaring up to 30°C (87°F). Rainfall is quite frequent, with an average precipitation of 125 mm (4.9 in) over 11 days, contributing to an average humidity of 82%.

April Temperature in Chatham

In April in Chatham, the average temperature is 15°C (60°F). The maximum can reach 30°C (87°F), and the minimum can be as low as -1°C (30°F). Be prepared for a range of weather conditions if you plan to travel during this month.

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

The chart illustrates April temperature patterns in Chatham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chatham, April typically has an average temperature of 15°C (60°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (30°F).

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

April Precipitation in Chatham

In Chatham in April, the precipitation amount is 125 mm (4.9 in) over the course of 11 days.

April Precipitation Trends in Chatham

The chart displays monthly precipitation patterns in Chatham, 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 Chatham, April typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Chatham

In Chatham in April humidity is 82%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and draining, which can hinder your travel experience.

April Average Humidity in Chatham

This chart illustrates the average monthly humidity levels in Chatham, 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 Chatham is approximately 82%, 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 Chatham

In Chatham in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Chatham.

Maximum UV Index Levels in Chatham for April

The chart shows the monthly maximum UV Index (UVI) for Chatham 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 Chatham typically reaches 9, which falls under the very high exposure category.

Data source: Chatham 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 Chatham Compares to Other Months

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

This table compares monthly weather conditions in Chatham, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (40°F)	74 mm (2.9 inches)	84%	moderate
February Weather	7°C (46°F)	110 mm (4.3 inches)	84%	high
March Weather	10°C (51°F)	70 mm (2.8 inches)	84%	very high
April Weather	15°C (60°F)	125 mm (4.9 inches)	82%	very high
May Weather	20°C (69°F)	121 mm (4.8 inches)	82%	very high
June Weather	24°C (75°F)	87 mm (3.4 inches)	83%	extreme
July Weather	27°C (80°F)	68 mm (2.7 inches)	79%	very high
August Weather	25°C (78°F)	102 mm (4.0 inches)	77%	very high
September Weather	23°C (73°F)	109 mm (4.3 inches)	75%	very high
October Weather	17°C (63°F)	111 mm (4.4 inches)	81%	very high
November Weather	9°C (49°F)	77 mm (3.0 inches)	87%	moderate
December Weather	7°C (44°F)	100 mm (3.9 inches)	85%	moderate