Weather World
Port Graham Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 30°F Lo 25°F | Hi 32°F Lo 26°F | Hi 32°F Lo 25°F | Hi 39°F Lo 32°F | Hi 46°F Lo 40°F | Hi 52°F Lo 45°F | Hi 56°F Lo 49°F | Hi 56°F Lo 50°F | Hi 52°F Lo 46°F | Hi 44°F Lo 39°F | Hi 34°F Lo 29°F | Hi 32°F Lo 26°F |
| 10 mph | 10 mph | 9 mph | 8 mph | 7 mph | 6 mph | 6 mph | 7 mph | 8 mph | 9 mph | 10 mph | 10 mph |
| 5.4 in | 3.7 in | 3 in | 2.9 in | 3.5 in | 2.7 in | 4.1 in | 5.4 in | 6.5 in | 5.6 in | 5.5 in | 6.3 in |
| 83% | 82% | 80% | 80% | 79% | 81% | 85% | 85% | 81% | 78% | 78% | 82% |
| 61% | 61% | 57% | 60% | 59% | 55% | 55% | 55% | 59% | 59% | 57% | 63% |
| 29.6 in | 29.8 in | 29.7 in | 29.8 in | 29.9 in | 29.9 in | 30.0 in | 29.9 in | 29.7 in | 29.7 in | 29.6 in | 29.6 in |
| 11 | 10 | 15 | 19 | 25 | 23 | 23 | 20 | 19 | 21 | 14 | 11 |
| 13 | 12 | 9 | 7 | 6 | 7 | 8 | 11 | 11 | 10 | 12 | 13 |
| 8 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 8 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 1 |
| 106 | 97 | 122 | 98 | 104 | 116 | 127 | 130 | 107 | 105 | 119 | 101 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -1°C Lo -4°C | Hi -0°C Lo -4°C | Hi 0°C Lo -4°C | Hi 4°C Lo 0°C | Hi 8°C Lo 4°C | Hi 11°C Lo 7°C | Hi 13°C Lo 10°C | Hi 14°C Lo 10°C | Hi 11°C Lo 8°C | Hi 7°C Lo 4°C | Hi 1°C Lo -2°C | Hi -0°C Lo -3°C |
| 16 km/h | 15 km/h | 15 km/h | 12 km/h | 11 km/h | 9 km/h | 9 km/h | 11 km/h | 13 km/h | 15 km/h | 16 km/h | 16 km/h |
| 136 mm | 93 mm | 77 mm | 75 mm | 88 mm | 68 mm | 103 mm | 137 mm | 164 mm | 141 mm | 139 mm | 161 mm |
| 83% | 82% | 80% | 80% | 79% | 81% | 85% | 85% | 81% | 78% | 78% | 82% |
| 61% | 61% | 57% | 60% | 59% | 55% | 55% | 55% | 59% | 59% | 57% | 63% |
| 1003 mb | 1008 mb | 1007 mb | 1010 mb | 1012 mb | 1013 mb | 1015 mb | 1011 mb | 1006 mb | 1005 mb | 1003 mb | 1002 mb |
| 11 | 10 | 15 | 19 | 25 | 23 | 23 | 20 | 19 | 21 | 14 | 11 |
| 13 | 12 | 9 | 7 | 6 | 7 | 8 | 11 | 11 | 10 | 12 | 13 |
| 8 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 8 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 1 |
| 106 | 97 | 122 | 98 | 104 | 116 | 127 | 130 | 107 | 105 | 119 | 101 |
| 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.