WeatherWX.com
Fort Smith Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 2°F Lo -12°F | Hi 4°F Lo -12°F | Hi 19°F Lo 1°F | Hi 36°F Lo 19°F | Hi 59°F Lo 38°F | Hi 71°F Lo 50°F | Hi 75°F Lo 54°F | Hi 71°F Lo 52°F | Hi 58°F Lo 42°F | Hi 39°F Lo 30°F | Hi 18°F Lo 9°F | Hi 2°F Lo -9°F |
| 6 mph | 6 mph | 6 mph | 6 mph | 7 mph | 6 mph | 6 mph | 6 mph | 7 mph | 6 mph | 6 mph | 6 mph |
| 0.7 in | 0.3 in | 0.5 in | 0.6 in | 1.3 in | 2.2 in | 2.5 in | 2.5 in | 1.7 in | 1.1 in | 0.7 in | 0.5 in |
| 97% | 96% | 95% | 85% | 53% | 53% | 57% | 64% | 72% | 82% | 92% | 96% |
| 82% | 84% | 85% | 69% | 40% | 38% | 38% | 42% | 47% | 63% | 74% | 83% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in |
| 22 | 23 | 23 | 24 | 26 | 23 | 22 | 24 | 25 | 22 | 20 | 24 |
| 6 | 4 | 5 | 4 | 5 | 7 | 9 | 7 | 5 | 7 | 7 | 6 |
| 3 | 1 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 3 | 2 |
| 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 3 | 2 | 1 | 1 | 1 |
| 39 | 30 | 26 | 76 | 201 | 195 | 193 | 189 | 154 | 98 | 62 | 34 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -17°C Lo -24°C | Hi -16°C Lo -24°C | Hi -8°C Lo -17°C | Hi 2°C Lo -7°C | Hi 15°C Lo 4°C | Hi 22°C Lo 10°C | Hi 24°C Lo 12°C | Hi 21°C Lo 11°C | Hi 14°C Lo 6°C | Hi 4°C Lo -1°C | Hi -8°C Lo -13°C | Hi -17°C Lo -23°C |
| 9 km/h | 9 km/h | 10 km/h | 10 km/h | 11 km/h | 10 km/h | 10 km/h | 10 km/h | 10 km/h | 10 km/h | 10 km/h | 9 km/h |
| 17 mm | 8 mm | 13 mm | 16 mm | 34 mm | 55 mm | 64 mm | 62 mm | 44 mm | 27 mm | 18 mm | 12 mm |
| 97% | 96% | 95% | 85% | 53% | 53% | 57% | 64% | 72% | 82% | 92% | 96% |
| 82% | 84% | 85% | 69% | 40% | 38% | 38% | 42% | 47% | 63% | 74% | 83% |
| 1020 mb | 1021 mb | 1019 mb | 1018 mb | 1015 mb | 1010 mb | 1011 mb | 1010 mb | 1011 mb | 1013 mb | 1015 mb | 1018 mb |
| 22 | 23 | 23 | 24 | 26 | 23 | 22 | 24 | 25 | 22 | 20 | 24 |
| 6 | 4 | 5 | 4 | 5 | 7 | 9 | 7 | 5 | 7 | 7 | 6 |
| 3 | 1 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 3 | 2 |
| 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 2 | 4 | 5 | 5 | 3 | 2 | 1 | 1 | 1 |
| 39 | 30 | 26 | 76 | 201 | 195 | 193 | 189 | 154 | 98 | 62 | 34 |
| 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.