Weather World
Lake Roslyn Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 26°F Lo 4°F | Hi 28°F Lo 7°F | Hi 36°F Lo 14°F | Hi 43°F Lo 21°F | Hi 55°F Lo 29°F | Hi 70°F Lo 39°F | Hi 76°F Lo 46°F | Hi 74°F Lo 45°F | Hi 67°F Lo 39°F | Hi 51°F Lo 26°F | Hi 37°F Lo 14°F | Hi 27°F Lo 6°F |
| 5 mph | 6 mph | 6 mph | 6 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph |
| 1.6 in | 2 in | 2.1 in | 2.5 in | 2.4 in | 1.5 in | 1.4 in | 1.2 in | 1.4 in | 1.7 in | 1.7 in | 2 in |
| 87% | 87% | 84% | 75% | 64% | 50% | 53% | 52% | 50% | 61% | 71% | 83% |
| 48% | 51% | 45% | 41% | 34% | 21% | 23% | 21% | 19% | 25% | 31% | 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 | 30.1 in | 30.1 in | 30.2 in |
| 16 | 11 | 14 | 12 | 17 | 23 | 22 | 24 | 24 | 21 | 17 | 14 |
| 10 | 10 | 9 | 10 | 10 | 7 | 9 | 7 | 5 | 6 | 7 | 10 |
| 7 | 8 | 8 | 8 | 4 | 0 | 0 | 0 | 1 | 4 | 6 | 7 |
| 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 2 | 2 | 1 |
| 167 | 138 | 186 | 194 | 219 | 281 | 283 | 292 | 287 | 265 | 241 | 180 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -3°C Lo -15°C | Hi -2°C Lo -14°C | Hi 2°C Lo -10°C | Hi 6°C Lo -6°C | Hi 13°C Lo -2°C | Hi 21°C Lo 4°C | Hi 24°C Lo 8°C | Hi 23°C Lo 7°C | Hi 20°C Lo 4°C | Hi 10°C Lo -3°C | Hi 3°C Lo -10°C | Hi -3°C Lo -15°C |
| 8 km/h | 9 km/h | 9 km/h | 10 km/h | 9 km/h | 10 km/h | 8 km/h | 8 km/h | 8 km/h | 9 km/h | 8 km/h | 8 km/h |
| 42 mm | 52 mm | 54 mm | 63 mm | 62 mm | 37 mm | 36 mm | 31 mm | 34 mm | 44 mm | 43 mm | 51 mm |
| 87% | 87% | 84% | 75% | 64% | 50% | 53% | 52% | 50% | 61% | 71% | 83% |
| 48% | 51% | 45% | 41% | 34% | 21% | 23% | 21% | 19% | 25% | 31% | 46% |
| 1024 mb | 1020 mb | 1017 mb | 1014 mb | 1014 mb | 1014 mb | 1017 mb | 1017 mb | 1017 mb | 1018 mb | 1020 mb | 1022 mb |
| 16 | 11 | 14 | 12 | 17 | 23 | 22 | 24 | 24 | 21 | 17 | 14 |
| 10 | 10 | 9 | 10 | 10 | 7 | 9 | 7 | 5 | 6 | 7 | 10 |
| 7 | 8 | 8 | 8 | 4 | 0 | 0 | 0 | 1 | 4 | 6 | 7 |
| 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 2 | 2 | 1 |
| 167 | 138 | 186 | 194 | 219 | 281 | 283 | 292 | 287 | 265 | 241 | 180 |
| 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.