Weather World
Delta Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 19°F Lo 6°F | Hi 22°F Lo 8°F | Hi 36°F Lo 21°F | Hi 47°F Lo 32°F | Hi 63°F Lo 44°F | Hi 73°F Lo 54°F | Hi 78°F Lo 59°F | Hi 76°F Lo 58°F | Hi 69°F Lo 52°F | Hi 52°F Lo 40°F | Hi 37°F Lo 27°F | Hi 25°F Lo 14°F |
| 8 mph | 8 mph | 8 mph | 8 mph | 8 mph | 7 mph | 7 mph | 7 mph | 7 mph | 8 mph | 8 mph | 8 mph |
| 1 in | 1.3 in | 2.7 in | 5.2 in | 4.5 in | 6.6 in | 5.1 in | 4.9 in | 3.7 in | 3.4 in | 2.5 in | 2.3 in |
| 90% | 90% | 83% | 78% | 72% | 75% | 74% | 75% | 76% | 76% | 79% | 87% |
| 77% | 75% | 65% | 61% | 46% | 42% | 37% | 37% | 40% | 51% | 59% | 73% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 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 |
| 18 | 17 | 19 | 16 | 23 | 21 | 23 | 24 | 23 | 23 | 20 | 16 |
| 8 | 6 | 7 | 10 | 8 | 9 | 8 | 7 | 7 | 7 | 7 | 9 |
| 5 | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 6 |
| 1 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 1 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 5 | 4 | 2 | 1 | 1 |
| 51 | 55 | 91 | 107 | 164 | 175 | 206 | 221 | 195 | 145 | 115 | 65 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -7°C Lo -15°C | Hi -5°C Lo -13°C | Hi 2°C Lo -6°C | Hi 8°C Lo -0°C | Hi 17°C Lo 7°C | Hi 23°C Lo 12°C | Hi 26°C Lo 15°C | Hi 25°C Lo 14°C | Hi 20°C Lo 11°C | Hi 11°C Lo 4°C | Hi 3°C Lo -3°C | Hi -4°C Lo -10°C |
| 13 km/h | 13 km/h | 12 km/h | 13 km/h | 12 km/h | 11 km/h | 11 km/h | 11 km/h | 12 km/h | 13 km/h | 13 km/h | 13 km/h |
| 24 mm | 33 mm | 69 mm | 132 mm | 114 mm | 168 mm | 130 mm | 124 mm | 94 mm | 85 mm | 62 mm | 59 mm |
| 90% | 90% | 83% | 78% | 72% | 75% | 74% | 75% | 76% | 76% | 79% | 87% |
| 77% | 75% | 65% | 61% | 46% | 42% | 37% | 37% | 40% | 51% | 59% | 73% |
| 1019 mb | 1020 mb | 1018 mb | 1015 mb | 1015 mb | 1012 mb | 1014 mb | 1014 mb | 1016 mb | 1015 mb | 1017 mb | 1018 mb |
| 18 | 17 | 19 | 16 | 23 | 21 | 23 | 24 | 23 | 23 | 20 | 16 |
| 8 | 6 | 7 | 10 | 8 | 9 | 8 | 7 | 7 | 7 | 7 | 9 |
| 5 | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 6 |
| 1 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 1 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 5 | 4 | 2 | 1 | 1 |
| 51 | 55 | 91 | 107 | 164 | 175 | 206 | 221 | 195 | 145 | 115 | 65 |
| 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.