Slater Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 24°F Lo 8°F | Hi 26°F Lo 11°F | Hi 35°F Lo 18°F | Hi 42°F Lo 24°F | Hi 53°F Lo 32°F | Hi 69°F Lo 43°F | Hi 76°F Lo 49°F | Hi 74°F Lo 48°F | Hi 67°F Lo 42°F | Hi 49°F Lo 29°F | Hi 35°F Lo 18°F | Hi 25°F Lo 9°F |
| 5 mph | 6 mph | 6 mph | 7 mph | 6 mph | 7 mph | 6 mph | 6 mph | 6 mph | 6 mph | 6 mph | 5 mph |
| 3.1 in | 4 in | 3.2 in | 3.4 in | 3.2 in | 1.3 in | 1.3 in | 1.5 in | 1.9 in | 2.6 in | 2.8 in | 3.9 in |
| 87% | 87% | 82% | 73% | 65% | 51% | 49% | 49% | 49% | 62% | 73% | 84% |
| 54% | 57% | 48% | 43% | 36% | 19% | 21% | 22% | 19% | 29% | 37% | 52% |
| 30.3 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 | 30.1 in | 30.1 in | 30.2 in |
| 11 | 7 | 11 | 10 | 17 | 25 | 25 | 25 | 24 | 19 | 14 | 11 |
| 11 | 12 | 10 | 11 | 10 | 5 | 6 | 6 | 6 | 7 | 8 | 11 |
| 9 | 9 | 11 | 9 | 4 | 0 | 0 | 0 | 0 | 4 | 8 | 9 |
| 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 2 | 1 | 1 |
| 143 | 112 | 159 | 176 | 202 | 273 | 278 | 276 | 283 | 241 | 212 | 151 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -4°C Lo -13°C | Hi -3°C Lo -12°C | Hi 2°C Lo -8°C | Hi 6°C Lo -5°C | Hi 12°C Lo -0°C | Hi 20°C Lo 6°C | Hi 25°C Lo 10°C | Hi 24°C Lo 9°C | Hi 19°C Lo 6°C | Hi 9°C Lo -2°C | Hi 2°C Lo -8°C | Hi -4°C Lo -13°C |
| 8 km/h | 9 km/h | 10 km/h | 11 km/h | 10 km/h | 11 km/h | 9 km/h | 10 km/h | 10 km/h | 10 km/h | 9 km/h | 8 km/h |
| 78 mm | 101 mm | 81 mm | 87 mm | 81 mm | 34 mm | 32 mm | 37 mm | 47 mm | 66 mm | 72 mm | 98 mm |
| 87% | 87% | 82% | 73% | 65% | 51% | 49% | 49% | 49% | 62% | 73% | 84% |
| 54% | 57% | 48% | 43% | 36% | 19% | 21% | 22% | 19% | 29% | 37% | 52% |
| 1025 mb | 1021 mb | 1017 mb | 1014 mb | 1013 mb | 1013 mb | 1016 mb | 1017 mb | 1017 mb | 1018 mb | 1021 mb | 1023 mb |
| 11 | 7 | 11 | 10 | 17 | 25 | 25 | 25 | 24 | 19 | 14 | 11 |
| 11 | 12 | 10 | 11 | 10 | 5 | 6 | 6 | 6 | 7 | 8 | 11 |
| 9 | 9 | 11 | 9 | 4 | 0 | 0 | 0 | 0 | 4 | 8 | 9 |
| 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 2 | 1 | 1 |
| 143 | 112 | 159 | 176 | 202 | 273 | 278 | 276 | 283 | 241 | 212 | 151 |
| 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.
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