Weather World
Williston Central School Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 26°F Lo 12°F | Hi 29°F Lo 13°F | Hi 38°F Lo 23°F | Hi 51°F Lo 34°F | Hi 65°F Lo 46°F | Hi 73°F Lo 54°F | Hi 79°F Lo 60°F | Hi 77°F Lo 59°F | Hi 70°F Lo 52°F | Hi 57°F Lo 42°F | Hi 43°F Lo 30°F | Hi 32°F Lo 21°F |
| 7 mph | 7 mph | 7 mph | 7 mph | 6 mph | 6 mph | 5 mph | 5 mph | 6 mph | 6 mph | 7 mph | 7 mph |
| 3 in | 3.1 in | 4.1 in | 4.6 in | 4.5 in | 5.8 in | 4.9 in | 4.1 in | 4 in | 5.2 in | 3.8 in | 4.4 in |
| 86% | 86% | 83% | 76% | 76% | 77% | 76% | 77% | 78% | 79% | 79% | 82% |
| 71% | 71% | 67% | 60% | 50% | 47% | 38% | 40% | 40% | 52% | 55% | 68% |
| 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in |
| 13 | 11 | 14 | 17 | 22 | 20 | 21 | 22 | 24 | 22 | 17 | 12 |
| 12 | 11 | 10 | 10 | 9 | 11 | 10 | 9 | 6 | 8 | 9 | 12 |
| 7 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 7 |
| 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| 70 | 64 | 83 | 108 | 160 | 169 | 214 | 205 | 198 | 129 | 123 | 81 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -4°C Lo -11°C | Hi -2°C Lo -10°C | Hi 3°C Lo -5°C | Hi 11°C Lo 1°C | Hi 18°C Lo 8°C | Hi 23°C Lo 12°C | Hi 26°C Lo 16°C | Hi 25°C Lo 15°C | Hi 21°C Lo 11°C | Hi 14°C Lo 6°C | Hi 6°C Lo -1°C | Hi 0°C Lo -6°C |
| 11 km/h | 11 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 9 km/h | 9 km/h | 9 km/h | 10 km/h | 12 km/h | 11 km/h |
| 75 mm | 78 mm | 104 mm | 118 mm | 114 mm | 147 mm | 123 mm | 103 mm | 103 mm | 131 mm | 96 mm | 111 mm |
| 86% | 86% | 83% | 76% | 76% | 77% | 76% | 77% | 78% | 79% | 79% | 82% |
| 71% | 71% | 67% | 60% | 50% | 47% | 38% | 40% | 40% | 52% | 55% | 68% |
| 1016 mb | 1017 mb | 1017 mb | 1015 mb | 1015 mb | 1013 mb | 1014 mb | 1015 mb | 1018 mb | 1017 mb | 1018 mb | 1017 mb |
| 13 | 11 | 14 | 17 | 22 | 20 | 21 | 22 | 24 | 22 | 17 | 12 |
| 12 | 11 | 10 | 10 | 9 | 11 | 10 | 9 | 6 | 8 | 9 | 12 |
| 7 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 7 |
| 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| 70 | 64 | 83 | 108 | 160 | 169 | 214 | 205 | 198 | 129 | 123 | 81 |
| 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.