Sterling Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 21°F Lo 12°F | Hi 26°F Lo 14°F | Hi 30°F Lo 16°F | Hi 42°F Lo 28°F | Hi 55°F Lo 39°F | Hi 63°F Lo 46°F | Hi 66°F Lo 50°F | Hi 63°F Lo 49°F | Hi 54°F Lo 43°F | Hi 42°F Lo 33°F | Hi 28°F Lo 20°F | Hi 22°F Lo 13°F |
| 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 4 mph | 4 mph | 5 mph | 5 mph | 5 mph | 5 mph |
| 2.3 in | 1.8 in | 1.3 in | 1.3 in | 2 in | 2.3 in | 3.2 in | 4.1 in | 4.4 in | 3.5 in | 2.8 in | 3 in |
| 91% | 91% | 89% | 79% | 65% | 67% | 74% | 78% | 81% | 81% | 84% | 90% |
| 52% | 56% | 53% | 55% | 52% | 51% | 53% | 52% | 56% | 53% | 52% | 55% |
| 29.7 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 29.9 in | 30.0 in | 29.9 in | 29.7 in | 29.7 in | 29.7 in | 29.6 in |
| 12 | 11 | 16 | 20 | 26 | 22 | 24 | 21 | 20 | 22 | 12 | 11 |
| 12 | 11 | 10 | 7 | 5 | 8 | 8 | 10 | 9 | 7 | 11 | 12 |
| 7 | 7 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 8 |
| 3 | 4 | 5 | 2 | 0 | 0 | 1 | 1 | 1 | 1 | 3 | 3 |
| 2 | 1 | 1 | 2 | 3 | 3 | 4 | 3 | 2 | 1 | 1 | 1 |
| 135 | 115 | 130 | 112 | 125 | 120 | 126 | 133 | 110 | 123 | 135 | 123 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -6°C Lo -11°C | Hi -4°C Lo -10°C | Hi -1°C Lo -9°C | Hi 6°C Lo -2°C | Hi 13°C Lo 4°C | Hi 17°C Lo 8°C | Hi 19°C Lo 10°C | Hi 17°C Lo 9°C | Hi 12°C Lo 6°C | Hi 6°C Lo 1°C | Hi -2°C Lo -7°C | Hi -6°C Lo -10°C |
| 9 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 7 km/h | 7 km/h | 8 km/h | 8 km/h | 9 km/h | 9 km/h |
| 59 mm | 46 mm | 34 mm | 33 mm | 51 mm | 57 mm | 82 mm | 103 mm | 110 mm | 90 mm | 71 mm | 76 mm |
| 91% | 91% | 89% | 79% | 65% | 67% | 74% | 78% | 81% | 81% | 84% | 90% |
| 52% | 56% | 53% | 55% | 52% | 51% | 53% | 52% | 56% | 53% | 52% | 55% |
| 1005 mb | 1009 mb | 1008 mb | 1010 mb | 1012 mb | 1013 mb | 1015 mb | 1012 mb | 1007 mb | 1006 mb | 1005 mb | 1004 mb |
| 12 | 11 | 16 | 20 | 26 | 22 | 24 | 21 | 20 | 22 | 12 | 11 |
| 12 | 11 | 10 | 7 | 5 | 8 | 8 | 10 | 9 | 7 | 11 | 12 |
| 7 | 7 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 8 |
| 3 | 4 | 5 | 2 | 0 | 0 | 1 | 1 | 1 | 1 | 3 | 3 |
| 2 | 1 | 1 | 2 | 3 | 3 | 4 | 3 | 2 | 1 | 1 | 1 |
| 135 | 115 | 130 | 112 | 125 | 120 | 126 | 133 | 110 | 123 | 135 | 123 |
| 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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