Last updated: June 24, 2025
In April, the average temperature in Madison, United States hovers around 6°C (43°F), but be prepared for an array of temperatures: it can plummet to a brisk -18°C (0°F) or rise to a mild 29°C (84°F). During this month, expect about 74 mm (2.9 in) of precipitation spread over 10 days, contributing to an average humidity of 79%. Stay weather-ready!
In April in Madison, the average temperature is 6°C (43°F), with maximums reaching 29°C (84°F) and minimums dipping as low as -18°C (0°F). This wide range makes it essential for travelers to pack accordingly and be prepared for varying weather conditions.
In Madison in April, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.
In Madison in April, humidity is 79%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less inviting and urging travelers to seek warmer, more comfortable shelters.
In Madison in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Madison.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 20 mm (0.8 inches) | 80% | low |
| February Weather | -8°C (18°F) | 22 mm (0.9 inches) | 84% | moderate |
| March Weather | 1°C (33°F) | 60 mm (2.4 inches) | 75% | moderate |
| April Weather | 6°C (43°F) | 74 mm (2.9 inches) | 79% | very high |
| May Weather | 14°C (58°F) | 108 mm (4.3 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 81 mm (3.2 inches) | 81% | extreme |
| July Weather | 23°C (74°F) | 98 mm (3.9 inches) | 82% | very high |
| August Weather | 21°C (70°F) | 116 mm (4.6 inches) | 80% | very high |
| September Weather | 18°C (64°F) | 108 mm (4.3 inches) | 75% | very high |
| October Weather | 8°C (47°F) | 78 mm (3.1 inches) | 77% | moderate |
| November Weather | 1°C (34°F) | 27 mm (1.1 inches) | 85% | moderate |
| December Weather | -4°C (25°F) | 35 mm (1.4 inches) | 83% | low |