Weather World
Fort Simpson Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -1°F Lo -13°F | Hi 4°F Lo -11°F | Hi 16°F Lo -2°F | Hi 35°F Lo 20°F | Hi 60°F Lo 40°F | Hi 72°F Lo 51°F | Hi 76°F Lo 55°F | Hi 71°F Lo 51°F | Hi 58°F Lo 42°F | Hi 37°F Lo 27°F | Hi 13°F Lo 3°F | Hi -1°F Lo -13°F |
| 5 mph | 5 mph | 5 mph | 6 mph | 6 mph | 6 mph | 6 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph |
| 0.7 in | 0.5 in | 0.7 in | 0.7 in | 1.2 in | 2.3 in | 2.2 in | 2.3 in | 1.5 in | 0.9 in | 0.7 in | 0.5 in |
| 96% | 95% | 94% | 89% | 58% | 53% | 56% | 63% | 69% | 81% | 93% | 95% |
| 71% | 71% | 77% | 74% | 43% | 39% | 36% | 41% | 44% | 55% | 61% | 69% |
| 30.1 in | 30.2 in | 30.1 in | 30.0 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 30.0 in | 30.1 in |
| 20 | 20 | 21 | 22 | 26 | 22 | 23 | 25 | 26 | 23 | 19 | 22 |
| 7 | 6 | 7 | 5 | 4 | 8 | 8 | 6 | 4 | 5 | 6 | 5 |
| 5 | 4 | 7 | 3 | 1 | 0 | 0 | 0 | 0 | 3 | 4 | 4 |
| 4 | 4 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
| 1 | 1 | 1 | 2 | 4 | 4 | 5 | 3 | 2 | 1 | 1 | 1 |
| 73 | 65 | 47 | 51 | 193 | 206 | 225 | 199 | 177 | 128 | 103 | 83 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -18°C Lo -25°C | Hi -16°C Lo -24°C | Hi -9°C Lo -19°C | Hi 2°C Lo -7°C | Hi 16°C Lo 4°C | Hi 22°C Lo 10°C | Hi 24°C Lo 13°C | Hi 22°C Lo 11°C | Hi 15°C Lo 6°C | Hi 3°C Lo -3°C | Hi -11°C Lo -16°C | Hi -19°C Lo -25°C |
| 8 km/h | 8 km/h | 8 km/h | 9 km/h | 10 km/h | 10 km/h | 9 km/h | 9 km/h | 9 km/h | 8 km/h | 8 km/h | 8 km/h |
| 17 mm | 11 mm | 17 mm | 17 mm | 31 mm | 59 mm | 55 mm | 58 mm | 39 mm | 23 mm | 19 mm | 13 mm |
| 96% | 95% | 94% | 89% | 58% | 53% | 56% | 63% | 69% | 81% | 93% | 95% |
| 71% | 71% | 77% | 74% | 43% | 39% | 36% | 41% | 44% | 55% | 61% | 69% |
| 102.1 kPa | 102.1 kPa | 102 kPa | 101.7 kPa | 101.4 kPa | 101 kPa | 101 kPa | 101 kPa | 101 kPa | 101.3 kPa | 101.6 kPa | 101.9 kPa |
| 20 | 20 | 21 | 22 | 26 | 22 | 23 | 25 | 26 | 23 | 19 | 22 |
| 7 | 6 | 7 | 5 | 4 | 8 | 8 | 6 | 4 | 5 | 6 | 5 |
| 5 | 4 | 7 | 3 | 1 | 0 | 0 | 0 | 0 | 3 | 4 | 4 |
| 4 | 4 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
| 1 | 1 | 1 | 2 | 4 | 4 | 5 | 3 | 2 | 1 | 1 | 1 |
| 73 | 65 | 47 | 51 | 193 | 206 | 225 | 199 | 177 | 128 | 103 | 83 |
| 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.