Weather World
Prophetstown State Park Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 29°F Lo 15°F | Hi 33°F Lo 19°F | Hi 48°F Lo 32°F | Hi 59°F Lo 42°F | Hi 70°F Lo 53°F | Hi 79°F Lo 62°F | Hi 82°F Lo 65°F | Hi 81°F Lo 63°F | Hi 76°F Lo 56°F | Hi 63°F Lo 46°F | Hi 48°F Lo 33°F | Hi 36°F Lo 24°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 |
| 2.1 in | 2.1 in | 4.1 in | 5.8 in | 5.9 in | 7 in | 5.3 in | 4.5 in | 3.5 in | 3.6 in | 3.1 in | 2.8 in |
| 83% | 81% | 75% | 73% | 75% | 79% | 83% | 80% | 74% | 69% | 73% | 80% |
| 59% | 56% | 51% | 50% | 44% | 35% | 34% | 32% | 30% | 40% | 43% | 56% |
| 30.1 in | 30.1 in | 30.0 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 |
| 19 | 18 | 22 | 21 | 22 | 21 | 24 | 25 | 24 | 24 | 24 | 22 |
| 7 | 6 | 7 | 8 | 9 | 9 | 7 | 6 | 6 | 7 | 5 | 7 |
| 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 2 |
| 1 | 2 | 2 | 3 | 5 | 5 | 6 | 5 | 4 | 2 | 1 | 1 |
| 117 | 125 | 148 | 143 | 164 | 193 | 209 | 234 | 238 | 186 | 180 | 135 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -9°C | Hi 1°C Lo -7°C | Hi 9°C Lo 0°C | Hi 15°C Lo 5°C | Hi 21°C Lo 12°C | Hi 26°C Lo 17°C | Hi 28°C Lo 18°C | Hi 27°C Lo 17°C | Hi 25°C Lo 14°C | Hi 17°C Lo 8°C | Hi 9°C Lo 1°C | Hi 2°C Lo -5°C |
| 16 km/h | 16 km/h | 17 km/h | 17 km/h | 15 km/h | 13 km/h | 11 km/h | 11 km/h | 13 km/h | 16 km/h | 16 km/h | 16 km/h |
| 53 mm | 54 mm | 104 mm | 147 mm | 149 mm | 178 mm | 135 mm | 114 mm | 88 mm | 92 mm | 78 mm | 71 mm |
| 83% | 81% | 75% | 73% | 75% | 79% | 83% | 80% | 74% | 69% | 73% | 80% |
| 59% | 56% | 51% | 50% | 44% | 35% | 34% | 32% | 30% | 40% | 43% | 56% |
| 1020 mb | 1020 mb | 1017 mb | 1014 mb | 1014 mb | 1013 mb | 1015 mb | 1015 mb | 1017 mb | 1016 mb | 1019 mb | 1019 mb |
| 19 | 18 | 22 | 21 | 22 | 21 | 24 | 25 | 24 | 24 | 24 | 22 |
| 7 | 6 | 7 | 8 | 9 | 9 | 7 | 6 | 6 | 7 | 5 | 7 |
| 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 2 |
| 1 | 2 | 2 | 3 | 5 | 5 | 6 | 5 | 4 | 2 | 1 | 1 |
| 117 | 125 | 148 | 143 | 164 | 193 | 209 | 234 | 238 | 186 | 180 | 135 |
| 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.