Big Delta Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 4°F Lo -8°F | Hi 11°F Lo -3°F | Hi 21°F Lo 2°F | Hi 38°F Lo 21°F | Hi 56°F Lo 39°F | Hi 67°F Lo 49°F | Hi 69°F Lo 52°F | Hi 63°F Lo 47°F | Hi 52°F Lo 38°F | Hi 33°F Lo 22°F | Hi 12°F Lo 2°F | Hi 6°F Lo -5°F |
| 5 mph | 5 mph | 5 mph | 5 mph | 6 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph | 5 mph |
| 0.6 in | 0.6 in | 0.6 in | 0.8 in | 1.7 in | 2.9 in | 3.7 in | 4 in | 2.2 in | 1.2 in | 0.8 in | 0.8 in |
| 89% | 88% | 89% | 78% | 55% | 54% | 60% | 66% | 70% | 79% | 88% | 89% |
| 50% | 51% | 54% | 49% | 44% | 43% | 45% | 50% | 50% | 50% | 53% | 53% |
| 29.9 in | 30.0 in | 29.9 in | 29.9 in | 29.9 in | 29.8 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 29.9 in |
| 22 | 19 | 21 | 20 | 25 | 21 | 23 | 22 | 23 | 20 | 18 | 21 |
| 6 | 6 | 6 | 6 | 5 | 9 | 8 | 9 | 6 | 7 | 8 | 6 |
| 3 | 3 | 5 | 4 | 1 | 0 | 0 | 0 | 1 | 4 | 4 | 4 |
| 4 | 3 | 5 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 4 | 4 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 2 | 1 | 1 | 1 |
| 149 | 132 | 136 | 148 | 176 | 168 | 166 | 147 | 150 | 157 | 142 | 142 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -16°C Lo -22°C | Hi -12°C Lo -20°C | Hi -6°C Lo -17°C | Hi 3°C Lo -6°C | Hi 13°C Lo 4°C | Hi 19°C Lo 9°C | Hi 20°C Lo 11°C | Hi 17°C Lo 8°C | Hi 11°C Lo 3°C | Hi 1°C Lo -5°C | Hi -11°C Lo -17°C | Hi -15°C Lo -21°C |
| 8 km/h | 8 km/h | 8 km/h | 8 km/h | 9 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 8 km/h | 7 km/h | 8 km/h |
| 14 mm | 15 mm | 14 mm | 19 mm | 43 mm | 75 mm | 94 mm | 101 mm | 55 mm | 31 mm | 20 mm | 20 mm |
| 89% | 88% | 89% | 78% | 55% | 54% | 60% | 66% | 70% | 79% | 88% | 89% |
| 50% | 51% | 54% | 49% | 44% | 43% | 45% | 50% | 50% | 50% | 53% | 53% |
| 1014 mb | 1015 mb | 1014 mb | 1012 mb | 1011 mb | 1010 mb | 1012 mb | 1011 mb | 1008 mb | 1009 mb | 1012 mb | 1012 mb |
| 22 | 19 | 21 | 20 | 25 | 21 | 23 | 22 | 23 | 20 | 18 | 21 |
| 6 | 6 | 6 | 6 | 5 | 9 | 8 | 9 | 6 | 7 | 8 | 6 |
| 3 | 3 | 5 | 4 | 1 | 0 | 0 | 0 | 1 | 4 | 4 | 4 |
| 4 | 3 | 5 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 4 | 4 |
| 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 2 | 1 | 1 | 1 |
| 149 | 132 | 136 | 148 | 176 | 168 | 166 | 147 | 150 | 157 | 142 | 142 |
| 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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