MilBases
Weather & Climate at Fort Chaffee Army Base
Fort Smith, AR
Summary of the weather and climate in Fort Smith, AR:
- The average high is 72.8°F and the average low is 50.5°F.
- The hottest month is August with a high of 93.4°F.
- The coldest month is January with a low of 29°F.
- Annual rainfall is 45.46 inches; the rainiest month is May (5.47 in).
- Annual snowfall is 4.9 inches; the snowiest month is January (2.4 in).
Source: NOAA climate normals.
Temperatures through the year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Bars span each month's average low to average high (20°F – 100°F scale).
Monthly averages
| Month | High (°F) | Low (°F) | Rain (in) | Snow (in) | |
|---|---|---|---|---|---|
| January | 49.9 | 29 | 2.81 | 2.4 | |
| February | 55.4 | 33.1 | 2.76 | 1.1 | |
| March | 64.7 | 41.1 | 3.85 | 0.6 | |
| April | 73.7 | 49.5 | 4.3 | 0 | |
| May | 80.5 | 59.2 | 5.47 | 0 | |
| June | 88.1 | 67.5 | 4.28 | 0 | |
| July | 93 | 71.6 | 3.3 | 0 | |
| August | 93.4 | 70.8 | 2.59 | 0 | |
| September | 85.4 | 62.3 | 4.05 | 0 | |
| October | 74.8 | 50.7 | 4.32 | 0 | |
| November | 62.8 | 40.3 | 4.44 | 0 | |
| December | 51.5 | 31.2 | 3.29 | 0.8 |