Last updated: June 24, 2025
In April, the average temperature in Fairview Heights, United States is a mild 13°C (56°F). However, be prepared for a range of temperatures, as it can drop to a chilly -4°C (25°F) or reach a warm 31°C (88°F). Rain is a possibility, with precipitation measuring around 148 mm (5.8 in) spread over 11 days, and the air often feels quite humid, with an average humidity of 80%.
In April in Fairview Heights, the average temperature is 13°C (56°F). The maximum can reach 31°C (88°F), and the minimum can be as low as -4°C (25°F). This diverse temperature range makes Fairview Heights an exciting destination for travelers seeking both warm and cool experiences.
In Fairview Heights in April, the precipitation amount is 148 mm (5.8 in) spread over a duration of 11 days.
In Fairview Heights in April humidity is 80%. With average temperature 13°C (56°F) this humidity feels like a damp chill that seeps into your bones, making outdoor exploration more challenging and necessitating layered clothing for comfort.
In Fairview Heights 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 Fairview Heights.
UV Risk Categories
Weather in Fairview Heights varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Fairview Heights, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (33°F) | 80 mm (3.2 inches) | 82% | moderate |
| February Weather | 2°C (36°F) | 83 mm (3.3 inches) | 80% | moderate |
| March Weather | 9°C (48°F) | 139 mm (5.5 inches) | 80% | high |
| April Weather | 13°C (56°F) | 148 mm (5.8 inches) | 80% | very high |
| May Weather | 20°C (68°F) | 158 mm (6.2 inches) | 82% | very high |
| June Weather | 25°C (77°F) | 100 mm (4.0 inches) | 83% | extreme |
| July Weather | 27°C (80°F) | 91 mm (3.6 inches) | 81% | very high |
| August Weather | 25°C (77°F) | 129 mm (5.1 inches) | 80% | very high |
| September Weather | 23°C (73°F) | 59 mm (2.3 inches) | 76% | very high |
| October Weather | 15°C (60°F) | 107 mm (4.2 inches) | 76% | high |
| November Weather | 7°C (45°F) | 77 mm (3.0 inches) | 85% | moderate |
| December Weather | 4°C (40°F) | 67 mm (2.7 inches) | 86% | moderate |