April Weather in Addison, United States

Last updated: June 24, 2025

In April, the average temperature in Addison, United States hovers around 5°C (42°F), with a minimum of -4°C (26°F) and a maximum of 15°C (59°F). Expect 137 mm (5.4 in) of precipitation spread over 14 days, contributing to an average humidity of 81%.

April Temperature in Addison

In April in Addison, the average temperature is 5°C (42°F). The maximum can reach 15°C (59°F), while the minimum can be as low as -4°C (26°F). Travelers should prepare for chilly weather and bring layers to stay warm while enjoying the sights.

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

The chart illustrates April temperature patterns in Addison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Addison, April typically has an average temperature of 5°C (42°F), with highs reaching up to 15°C (59°F) and lows dropping to around -4°C (26°F).

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

April Precipitation in Addison

In Addison in April, the precipitation amount is 137 mm (5.4 in) spread over 14 days.

April Precipitation Trends in Addison

The chart displays monthly precipitation patterns in Addison, 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 Addison, April typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 14 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 Addison

In Addison in April, humidity is 81%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures feel more daunting and travel less invigorating.

April Average Humidity in Addison

This chart illustrates the average monthly humidity levels in Addison, 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 Addison 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 Addison

In Addison in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Addison.

Maximum UV Index Levels in Addison for April

The chart shows the monthly maximum UV Index (UVI) for Addison 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 Addison typically reaches 7, which falls under the high exposure category.

Data source: Addison 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 Addison Compares to Other Months

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

This table compares monthly weather conditions in Addison, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	107 mm (4.2 inches)	88%	low
February Weather	-2°C (28°F)	103 mm (4.1 inches)	88%	moderate
March Weather	0°C (33°F)	82 mm (3.2 inches)	85%	moderate
April Weather	5°C (42°F)	137 mm (5.4 inches)	81%	high
May Weather	9°C (49°F)	107 mm (4.2 inches)	76%	very high
June Weather	14°C (57°F)	98 mm (3.9 inches)	74%	very high
July Weather	17°C (63°F)	80 mm (3.1 inches)	74%	very high
August Weather	18°C (64°F)	79 mm (3.1 inches)	74%	very high
September Weather	15°C (60°F)	99 mm (3.9 inches)	77%	high
October Weather	12°C (53°F)	115 mm (4.5 inches)	82%	moderate
November Weather	6°C (43°F)	141 mm (5.6 inches)	85%	moderate
December Weather	0°C (33°F)	143 mm (5.6 inches)	84%	low