Weather World
Spillway Lake Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 56°F Lo 40°F | Hi 61°F Lo 44°F | Hi 70°F Lo 51°F | Hi 77°F Lo 57°F | Hi 85°F Lo 65°F | Hi 92°F Lo 72°F | Hi 94°F Lo 74°F | Hi 94°F Lo 74°F | Hi 89°F Lo 69°F | Hi 80°F Lo 59°F | Hi 67°F Lo 49°F | Hi 60°F Lo 44°F |
| 6 mph | 7 mph | 7 mph | 7 mph | 6 mph | 5 mph | 5 mph | 5 mph | 5 mph | 6 mph | 6 mph | 6 mph |
| 5.7 in | 4.8 in | 5.8 in | 6.6 in | 5.7 in | 3.6 in | 3.7 in | 4.3 in | 3.3 in | 4.5 in | 5.1 in | 5 in |
| 77% | 80% | 77% | 75% | 75% | 72% | 71% | 70% | 71% | 68% | 74% | 79% |
| 45% | 52% | 47% | 44% | 41% | 36% | 35% | 33% | 33% | 29% | 39% | 50% |
| 30.2 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 24 | 21 | 24 | 23 | 22 | 21 | 21 | 20 | 24 | 26 | 24 | 25 |
| 7 | 7 | 7 | 7 | 9 | 9 | 10 | 11 | 6 | 5 | 5 | 6 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 2 |
| 3 | 4 | 4 | 5 | 6 | 7 | 7 | 6 | 6 | 4 | 3 | 3 |
| 183 | 132 | 160 | 173 | 179 | 196 | 188 | 219 | 211 | 229 | 194 | 157 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 13°C Lo 4°C | Hi 16°C Lo 7°C | Hi 21°C Lo 11°C | Hi 25°C Lo 14°C | Hi 29°C Lo 18°C | Hi 33°C Lo 22°C | Hi 35°C Lo 23°C | Hi 35°C Lo 23°C | Hi 32°C Lo 21°C | Hi 26°C Lo 15°C | Hi 20°C Lo 10°C | Hi 15°C Lo 7°C |
| 10 km/h | 11 km/h | 11 km/h | 11 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 8 km/h | 9 km/h | 10 km/h | 10 km/h |
| 144 mm | 121 mm | 147 mm | 167 mm | 144 mm | 91 mm | 94 mm | 109 mm | 83 mm | 115 mm | 130 mm | 128 mm |
| 77% | 80% | 77% | 75% | 75% | 72% | 71% | 70% | 71% | 68% | 74% | 79% |
| 45% | 52% | 47% | 44% | 41% | 36% | 35% | 33% | 33% | 29% | 39% | 50% |
| 1021 mb | 1020 mb | 1018 mb | 1015 mb | 1014 mb | 1014 mb | 1015 mb | 1014 mb | 1015 mb | 1017 mb | 1020 mb | 1020 mb |
| 24 | 21 | 24 | 23 | 22 | 21 | 21 | 20 | 24 | 26 | 24 | 25 |
| 7 | 7 | 7 | 7 | 9 | 9 | 10 | 11 | 6 | 5 | 5 | 6 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 2 |
| 3 | 4 | 4 | 5 | 6 | 7 | 7 | 6 | 6 | 4 | 3 | 3 |
| 183 | 132 | 160 | 173 | 179 | 196 | 188 | 219 | 211 | 229 | 194 | 157 |
| 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.