Last updated: June 24, 2025
In August, the average temperature in Peoria Heights, United States hovers around 23°C (74°F), offering a pleasant climate. Daytime highs can soar to a maximum of 36°C (96°F), while nighttime dips can bring temperatures down to a cool 12°C (55°F). However, be prepared for some rain, as 74 mm (2.9 in) may fall over 9 days. With an average humidity of 81%, it's the perfect time to embrace the warmth and enjoy the vibrant atmosphere!
In August in Peoria Heights, the average temperature is 23°C (74°F). Maximums can reach 36°C (96°F) while minimums can dip as low as 12°C (55°F). It's a great time for travelers to enjoy a mix of warm days and cooler evenings, making it ideal for both outdoor activities and comfortable dining experiences.
In Peoria Heights in August, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.
In Peoria Heights in August, humidity is 81%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket draped over your skin, making travel feel a bit more sluggish and requiring plenty of water breaks to stay comfortable.
In Peoria Heights 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 Peoria Heights.
UV Risk Categories
Weather in Peoria Heights varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Peoria Heights, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 61 mm (2.4 inches) | 82% | moderate |
| February Weather | -2°C (29°F) | 67 mm (2.7 inches) | 83% | moderate |
| March Weather | 5°C (42°F) | 108 mm (4.3 inches) | 84% | high |
| April Weather | 10°C (51°F) | 116 mm (4.6 inches) | 85% | very high |
| May Weather | 18°C (64°F) | 167 mm (6.6 inches) | 79% | very high |
| June Weather | 23°C (74°F) | 148 mm (5.8 inches) | 82% | extreme |
| July Weather | 25°C (77°F) | 107 mm (4.2 inches) | 80% | very high |
| August Weather | 23°C (74°F) | 74 mm (2.9 inches) | 81% | very high |
| September Weather | 21°C (70°F) | 71 mm (2.8 inches) | 80% | very high |
| October Weather | 13°C (56°F) | 131 mm (5.2 inches) | 82% | high |
| November Weather | 4°C (40°F) | 57 mm (2.3 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 55 mm (2.2 inches) | 84% | low |