Weather World
Sleyster School Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 36°F Lo 22°F | Hi 41°F Lo 25°F | Hi 55°F Lo 37°F | Hi 64°F Lo 45°F | Hi 73°F Lo 56°F | Hi 84°F Lo 66°F | Hi 87°F Lo 69°F | Hi 86°F Lo 67°F | Hi 81°F Lo 60°F | Hi 67°F Lo 49°F | Hi 53°F Lo 37°F | Hi 42°F Lo 28°F |
| 9 mph | 10 mph | 10 mph | 10 mph | 8 mph | 8 mph | 7 mph | 7 mph | 7 mph | 9 mph | 9 mph | 9 mph |
| 2.2 in | 2.4 in | 4.3 in | 6.2 in | 7.4 in | 7.5 in | 5.3 in | 4.4 in | 3.3 in | 4 in | 4 in | 2.1 in |
| 77% | 75% | 73% | 73% | 79% | 78% | 77% | 74% | 70% | 67% | 70% | 75% |
| 50% | 48% | 49% | 45% | 43% | 32% | 30% | 30% | 31% | 33% | 37% | 46% |
| 30.2 in | 30.1 in | 30.0 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 22 | 19 | 23 | 21 | 20 | 21 | 24 | 24 | 25 | 25 | 25 | 25 |
| 5 | 6 | 7 | 9 | 11 | 9 | 7 | 7 | 5 | 6 | 5 | 4 |
| 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 1 |
| 163 | 151 | 161 | 168 | 184 | 228 | 247 | 244 | 241 | 216 | 207 | 179 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 2°C Lo -6°C | Hi 5°C Lo -4°C | Hi 13°C Lo 3°C | Hi 18°C Lo 8°C | Hi 23°C Lo 13°C | Hi 29°C Lo 19°C | Hi 30°C Lo 20°C | Hi 30°C Lo 19°C | Hi 27°C Lo 16°C | Hi 19°C Lo 9°C | Hi 12°C Lo 3°C | Hi 6°C Lo -2°C |
| 15 km/h | 15 km/h | 17 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 |
| 55 mm | 60 mm | 109 mm | 158 mm | 187 mm | 191 mm | 135 mm | 111 mm | 83 mm | 102 mm | 101 mm | 54 mm |
| 77% | 75% | 73% | 73% | 79% | 78% | 77% | 74% | 70% | 67% | 70% | 75% |
| 50% | 48% | 49% | 45% | 43% | 32% | 30% | 30% | 31% | 33% | 37% | 46% |
| 1021 mb | 1020 mb | 1017 mb | 1014 mb | 1014 mb | 1013 mb | 1014 mb | 1015 mb | 1016 mb | 1017 mb | 1019 mb | 1020 mb |
| 22 | 19 | 23 | 21 | 20 | 21 | 24 | 24 | 25 | 25 | 25 | 25 |
| 5 | 6 | 7 | 9 | 11 | 9 | 7 | 7 | 5 | 6 | 5 | 4 |
| 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 1 |
| 163 | 151 | 161 | 168 | 184 | 228 | 247 | 244 | 241 | 216 | 207 | 179 |
| 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.