Weather World
Mount Prospect Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 29°F Lo 18°F | Hi 33°F Lo 21°F | Hi 45°F Lo 32°F | Hi 55°F Lo 40°F | Hi 66°F Lo 51°F | Hi 77°F Lo 61°F | Hi 81°F Lo 67°F | Hi 81°F Lo 66°F | Hi 75°F Lo 60°F | Hi 61°F Lo 48°F | Hi 47°F Lo 36°F | Hi 36°F Lo 26°F |
| 10 mph | 10 mph | 10 mph | 10 mph | 8 mph | 7 mph | 7 mph | 7 mph | 8 mph | 9 mph | 10 mph | 9 mph |
| 2.1 in | 2.4 in | 3.2 in | 5.3 in | 6.1 in | 6.5 in | 4.9 in | 4.5 in | 3.4 in | 4.1 in | 2.9 in | 2.6 in |
| 82% | 81% | 74% | 73% | 74% | 74% | 74% | 72% | 70% | 69% | 72% | 78% |
| 61% | 58% | 53% | 52% | 44% | 36% | 33% | 32% | 32% | 44% | 45% | 59% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 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 |
| 19 | 17 | 21 | 20 | 21 | 20 | 23 | 23 | 24 | 23 | 24 | 21 |
| 8 | 7 | 7 | 9 | 10 | 10 | 8 | 8 | 6 | 7 | 5 | 7 |
| 5 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 2 |
| 1 | 2 | 2 | 3 | 4 | 5 | 6 | 6 | 4 | 2 | 1 | 1 |
| 110 | 111 | 140 | 136 | 178 | 210 | 228 | 228 | 227 | 167 | 168 | 118 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -8°C | Hi 1°C Lo -6°C | Hi 7°C Lo -0°C | Hi 13°C Lo 4°C | Hi 19°C Lo 11°C | Hi 25°C Lo 16°C | Hi 27°C Lo 19°C | Hi 27°C Lo 19°C | Hi 24°C Lo 16°C | Hi 16°C Lo 9°C | Hi 8°C Lo 2°C | Hi 2°C Lo -3°C |
| 16 km/h | 15 km/h | 15 km/h | 16 km/h | 13 km/h | 12 km/h | 11 km/h | 11 km/h | 12 km/h | 15 km/h | 15 km/h | 15 km/h |
| 53 mm | 60 mm | 82 mm | 134 mm | 154 mm | 166 mm | 124 mm | 114 mm | 87 mm | 103 mm | 73 mm | 67 mm |
| 82% | 81% | 74% | 73% | 74% | 74% | 74% | 72% | 70% | 69% | 72% | 78% |
| 61% | 58% | 53% | 52% | 44% | 36% | 33% | 32% | 32% | 44% | 45% | 59% |
| 1019 mb | 1019 mb | 1018 mb | 1014 mb | 1015 mb | 1013 mb | 1015 mb | 1015 mb | 1017 mb | 1016 mb | 1019 mb | 1019 mb |
| 19 | 17 | 21 | 20 | 21 | 20 | 23 | 23 | 24 | 23 | 24 | 21 |
| 8 | 7 | 7 | 9 | 10 | 10 | 8 | 8 | 6 | 7 | 5 | 7 |
| 5 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 2 |
| 1 | 2 | 2 | 3 | 4 | 5 | 6 | 6 | 4 | 2 | 1 | 1 |
| 110 | 111 | 140 | 136 | 178 | 210 | 228 | 228 | 227 | 167 | 168 | 118 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.