Last updated: June 24, 2025
In Long Grove, United States, the average temperature in April hovers around 9°C (49°F). Expect to experience a wide range of temperatures, with a minimum dipping to -9°C (16°F) and a maximum soaring to 29°C (84°F). Be prepared for 102 mm (4.0 in) of precipitation spread over 12 days, contributing to an average humidity level of 82%.
In April in Long Grove, the average temperature is 9°C (49°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as -9°C (16°F). This wide temperature range means travelers should be prepared for varying weather conditions during their visit.
In Long Grove in April, the total precipitation amount is 102 mm (4.0 in), occurring over a span of 12 days.
In Long Grove in April, humidity is 82%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and prompting travelers to seek warmth indoors or in cozy cafes.
In Long Grove 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 Long Grove.
UV Risk Categories
Weather in Long Grove varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Long Grove, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 54 mm (2.1 inches) | 81% | moderate |
| February Weather | -4°C (25°F) | 60 mm (2.4 inches) | 81% | moderate |
| March Weather | 4°C (40°F) | 86 mm (3.4 inches) | 81% | high |
| April Weather | 9°C (49°F) | 102 mm (4.0 inches) | 82% | very high |
| May Weather | 17°C (62°F) | 145 mm (5.7 inches) | 78% | very high |
| June Weather | 23°C (73°F) | 126 mm (5.0 inches) | 81% | extreme |
| July Weather | 25°C (77°F) | 80 mm (3.1 inches) | 79% | very high |
| August Weather | 23°C (73°F) | 83 mm (3.3 inches) | 77% | very high |
| September Weather | 20°C (68°F) | 119 mm (4.7 inches) | 78% | very high |
| October Weather | 12°C (54°F) | 114 mm (4.5 inches) | 78% | high |
| November Weather | 4°C (39°F) | 48 mm (1.9 inches) | 87% | moderate |
| December Weather | 0°C (32°F) | 48 mm (1.9 inches) | 84% | low |