April Weather in Madison, United States

Last updated: June 24, 2025

The average temperature in Madison, United States for April is a pleasant 18°C (64°F). However, expect a range from a chilly 1°C (34°F) to a warm 31°C (89°F). During this month, the region typically receives 104 mm (4.1 in) of precipitation over approximately 9 days, contributing to an average humidity of 81%.

April Temperature in Madison

In April in Madison, the average temperature is 18°C (64°F). Maximum temperatures can reach 31°C (89°F), while minimums can dip as low as 1°C (34°F). This variation in weather makes it essential to pack layered clothing for your travels.

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

The chart illustrates April temperature patterns in Madison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Madison, April typically has an average temperature of 18°C (64°F), with highs reaching up to 31°C (89°F) and lows dropping to around 1°C (34°F).

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

April Precipitation in Madison

In Madison in April, the precipitation amount is 104 mm (4.1 in) over the course of 9 days.

April Precipitation Trends in Madison

The chart displays monthly precipitation patterns in Madison, 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 Madison, April typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 9 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 Madison

In Madison in April, humidity is 81%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making travel both refreshing and slightly stifling at the same time.

April Average Humidity in Madison

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

In Madison 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 Madison.

Maximum UV Index Levels in Madison for April

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

Data source: Madison 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 Madison Compares to Other Months

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

This table compares monthly weather conditions in Madison, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	103 mm (4.0 inches)	86%	moderate
February Weather	12°C (53°F)	125 mm (4.9 inches)	84%	high
March Weather	14°C (58°F)	96 mm (3.8 inches)	83%	very high
April Weather	18°C (64°F)	104 mm (4.1 inches)	81%	very high
May Weather	23°C (73°F)	99 mm (3.9 inches)	81%	extreme
June Weather	25°C (78°F)	109 mm (4.3 inches)	81%	extreme
July Weather	27°C (81°F)	108 mm (4.2 inches)	83%	extreme
August Weather	27°C (80°F)	108 mm (4.3 inches)	81%	very high
September Weather	25°C (77°F)	109 mm (4.3 inches)	82%	very high
October Weather	20°C (68°F)	107 mm (4.2 inches)	78%	very high
November Weather	12°C (54°F)	80 mm (3.2 inches)	86%	high
December Weather	10°C (50°F)	133 mm (5.3 inches)	89%	moderate