Leiter Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
Hi 31°F Lo 18°F | Hi 30°F Lo 16°F | Hi 44°F Lo 29°F | Hi 51°F Lo 34°F | Hi 62°F Lo 44°F | Hi 76°F Lo 55°F | Hi 86°F Lo 64°F | Hi 83°F Lo 64°F | Hi 75°F Lo 55°F | Hi 57°F Lo 40°F | Hi 44°F Lo 28°F | Hi 31°F Lo 18°F |
8 mph | 8 mph | 9 mph | 10 mph | 9 mph | 8 mph | 8 mph | 8 mph | 8 mph | 9 mph | 8 mph | 8 mph |
0.6 in | 0.9 in | 1.7 in | 3.2 in | 5.2 in | 2.6 in | 1.6 in | 1.8 in | 1.6 in | 2.1 in | 1 in | 0.8 in |
74% | 76% | 66% | 61% | 59% | 49% | 40% | 38% | 40% | 54% | 59% | 71% |
34% | 37% | 33% | 35% | 31% | 20% | 15% | 15% | 16% | 25% | 27% | 34% |
30.1 in | 30.1 in | 30.0 in | 29.9 in | 29.9 in | 29.8 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in | 30.1 in |
16 | 11 | 17 | 16 | 20 | 25 | 29 | 29 | 28 | 23 | 18 | 18 |
3 | 4 | 4 | 5 | 9 | 5 | 2 | 2 | 2 | 4 | 3 | 3 |
12 | 14 | 10 | 9 | 2 | 0 | 0 | 0 | 0 | 5 | 9 | 11 |
2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
2 | 2 | 2 | 2 | 5 | 6 | 7 | 6 | 4 | 3 | 2 | 1 |
222 | 187 | 225 | 204 | 238 | 297 | 335 | 337 | 306 | 264 | 253 | 226 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
Hi -0°C Lo -8°C | Hi -1°C Lo -9°C | Hi 7°C Lo -2°C | Hi 11°C Lo 1°C | Hi 17°C Lo 7°C | Hi 25°C Lo 13°C | Hi 30°C Lo 18°C | Hi 29°C Lo 18°C | Hi 24°C Lo 13°C | Hi 14°C Lo 4°C | Hi 6°C Lo -2°C | Hi -1°C Lo -8°C |
13 km/h | 12 km/h | 14 km/h | 16 km/h | 15 km/h | 13 km/h | 12 km/h | 12 km/h | 13 km/h | 14 km/h | 13 km/h | 13 km/h |
15 mm | 24 mm | 43 mm | 81 mm | 131 mm | 65 mm | 40 mm | 45 mm | 41 mm | 54 mm | 24 mm | 19 mm |
74% | 76% | 66% | 61% | 59% | 49% | 40% | 38% | 40% | 54% | 59% | 71% |
34% | 37% | 33% | 35% | 31% | 20% | 15% | 15% | 16% | 25% | 27% | 34% |
1020 mb | 1020 mb | 1015 mb | 1013 mb | 1012 mb | 1010 mb | 1012 mb | 1012 mb | 1013 mb | 1016 mb | 1018 mb | 1020 mb |
16 | 11 | 17 | 16 | 20 | 25 | 29 | 29 | 28 | 23 | 18 | 18 |
3 | 4 | 4 | 5 | 9 | 5 | 2 | 2 | 2 | 4 | 3 | 3 |
12 | 14 | 10 | 9 | 2 | 0 | 0 | 0 | 0 | 5 | 9 | 11 |
2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
2 | 2 | 2 | 2 | 5 | 6 | 7 | 6 | 4 | 3 | 2 | 1 |
222 | 187 | 225 | 204 | 238 | 297 | 335 | 337 | 306 | 264 | 253 | 226 |
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 |