Last updated: June 24, 2025
In April, the average temperature in Charles City, United States hovers around 8°C (46°F). While you might experience chilly lows of -13°C (10°F), the mercury can also soar to a pleasant 28°C (82°F). It's important to note that 74 mm (2.9 in) of precipitation may fall over 9 days, contributing to a relatively high average humidity of 81%.
In April in Charles City, the average temperature is 8°C (46°F). Maximums can reach up to 28°C (82°F), while minimums can drop as low as -13°C (10°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Charles City in April, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.
In Charles City in April humidity is 81%. With an average temperature of 8°C (46°F), this humidity feels like walking through a damp blanket, making traveling uncomfortable and leading to a persistent chill that seeps into your bones.
In Charles City 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 Charles City.
UV Risk Categories
Weather in Charles City varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Charles City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (19°F) | 38 mm (1.5 inches) | 82% | moderate |
| February Weather | -7°C (19°F) | 48 mm (1.9 inches) | 84% | moderate |
| March Weather | 2°C (36°F) | 72 mm (2.8 inches) | 80% | moderate |
| April Weather | 8°C (46°F) | 74 mm (2.9 inches) | 81% | very high |
| May Weather | 16°C (60°F) | 159 mm (6.3 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 123 mm (4.8 inches) | 80% | extreme |
| July Weather | 23°C (74°F) | 91 mm (3.6 inches) | 80% | very high |
| August Weather | 21°C (71°F) | 116 mm (4.6 inches) | 77% | very high |
| September Weather | 19°C (66°F) | 105 mm (4.1 inches) | 75% | very high |
| October Weather | 10°C (50°F) | 128 mm (5.0 inches) | 80% | moderate |
| November Weather | 2°C (35°F) | 49 mm (1.9 inches) | 87% | moderate |
| December Weather | -2°C (28°F) | 37 mm (1.4 inches) | 83% | moderate |