Last updated: June 24, 2025
In August, the average temperature in West Chicago, United States is a pleasant 22°C (73°F). Expect temperature fluctuations, with a minimum of 9°C (48°F) and soaring up to a maximum of 34°C (93°F). Be prepared for some rain, as 99 mm (3.9 in) of precipitation is expected over 11 days. The average humidity during this month is relatively high at 81%, contributing to a balmy atmosphere.
In August in West Chicago, the average temperature is 22°C (73°F). Maximum temperatures can reach 34°C (93°F), while minimums can dip as low as 9°C (48°F). This varied climate makes West Chicago a perfect destination for travelers looking to enjoy both warm days and cooler evenings.
In West Chicago, in August, the precipitation amount is 99 mm (3.9 in) over the course of 11 days.
In West Chicago in August, humidity is 81%. With an average temperature of 22°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities a bit more challenging but also invigorating, as you experience the vibrant atmosphere of the surroundings.
In West Chicago in August, 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 West Chicago.
UV Risk Categories
Weather in West Chicago varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in West Chicago, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 61 mm (2.4 inches) | 82% | moderate |
| February Weather | -3°C (27°F) | 59 mm (2.3 inches) | 83% | moderate |
| March Weather | 4°C (39°F) | 81 mm (3.2 inches) | 84% | high |
| April Weather | 9°C (48°F) | 117 mm (4.6 inches) | 85% | very high |
| May Weather | 16°C (61°F) | 168 mm (6.6 inches) | 79% | very high |
| June Weather | 22°C (72°F) | 140 mm (5.5 inches) | 82% | very high |
| July Weather | 24°C (75°F) | 106 mm (4.2 inches) | 80% | very high |
| August Weather | 22°C (73°F) | 99 mm (3.9 inches) | 81% | very high |
| September Weather | 19°C (67°F) | 91 mm (3.6 inches) | 80% | very high |
| October Weather | 12°C (54°F) | 127 mm (5.0 inches) | 82% | high |
| November Weather | 3°C (38°F) | 54 mm (2.1 inches) | 88% | moderate |
| December Weather | 0°C (32°F) | 53 mm (2.1 inches) | 84% | low |