World > North America > United States > Illinois City of Peoria, IL
Peoria, Illinois Climate Averages
Peoria Monthly Averages
12 Month Weather Scroll °F 
°C
°C
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 31°F Lo 20°F | Hi 35°F Lo 23°F | Hi 50°F Lo 35°F | Hi 60°F Lo 44°F | Hi 72°F Lo 56°F | Hi 80°F Lo 64°F | Hi 82°F Lo 66°F | Hi 82°F Lo 64°F | Hi 77°F Lo 58°F | Hi 63°F Lo 48°F | Hi 49°F Lo 36°F | Hi 38°F Lo 28°F |
| 10 mph | 10 mph | 10 mph | 11 mph | 9 mph | 8 mph | 7 mph | 7 mph | 8 mph | 10 mph | 10 mph | 10 mph |
| 2.3 in | 2.4 in | 4.1 in | 5.4 in | 6.4 in | 6.1 in | 5 in | 3.9 in | 3.4 in | 3.4 in | 2.8 in | 2.3 in |
| 81% | 79% | 74% | 74% | 77% | 80% | 84% | 82% | 75% | 70% | 71% | 77% |
| 57% | 54% | 47% | 45% | 39% | 30% | 29% | 28% | 27% | 37% | 38% | 50% |
| 30.1 in | 30.1 in | 30.1 in | 29.9 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 13 | 12 | 13 | 10 | 8 | 8 | 7 | 10 | 15 | 15 | 18 | 17 |
| 8 | 8 | 15 | 17 | 21 | 20 | 20 | 17 | 14 | 14 | 9 | 9 |
| 12 | 10 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 7 |
| 2 | 2 | 2 | 2 | 2 | 4 | 6 | 8 | 4 | 2 | 0 | 2 |
| 1 | 2 | 3 | 4 | 5 | 5 | 5 | 5 | 5 | 3 | 2 | 2 |
| 212 | 208 | 256 | 262 | 296 | 319 | 331 | 334 | 316 | 288 | 266 | 240 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -1°C Lo -7°C | Hi 2°C Lo -5°C | Hi 10°C Lo 2°C | Hi 16°C Lo 7°C | Hi 22°C Lo 13°C | Hi 27°C Lo 18°C | Hi 28°C Lo 19°C | Hi 28°C Lo 18°C | Hi 25°C Lo 14°C | Hi 17°C Lo 9°C | Hi 10°C Lo 2°C | Hi 4°C Lo -2°C |
| 17 km/h | 17 km/h | 17 km/h | 17 km/h | 14 km/h | 13 km/h | 11 km/h | 10 km/h | 12 km/h | 15 km/h | 16 km/h | 16 km/h |
| 59 mm | 61 mm | 104 mm | 138 mm | 162 mm | 155 mm | 127 mm | 99 mm | 85 mm | 87 mm | 72 mm | 57 mm |
| 81% | 79% | 74% | 74% | 77% | 80% | 84% | 82% | 75% | 70% | 71% | 77% |
| 57% | 54% | 47% | 45% | 39% | 30% | 29% | 28% | 27% | 37% | 38% | 50% |
| 1021 mb | 1020 mb | 1019 mb | 1014 mb | 1015 mb | 1013 mb | 1015 mb | 1015 mb | 1017 mb | 1016 mb | 1020 mb | 1019 mb |
| 13 | 12 | 13 | 10 | 8 | 8 | 7 | 10 | 15 | 15 | 18 | 17 |
| 8 | 8 | 15 | 17 | 21 | 20 | 20 | 17 | 14 | 14 | 9 | 9 |
| 12 | 10 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 7 |
| 2 | 2 | 2 | 2 | 2 | 4 | 6 | 8 | 4 | 2 | 0 | 2 |
| 1 | 2 | 3 | 4 | 5 | 5 | 5 | 5 | 5 | 3 | 2 | 2 |
| 212 | 208 | 256 | 262 | 296 | 319 | 331 | 334 | 316 | 288 | 266 | 240 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Barometric Pressure |
| Average Dry Days |
| Avg. Precip. Days |
| Average Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.
