Morrilton, AR
Climate overview — based on NOAA 1991-2020 normals from MORRILTON, AR US.
Year-round temperatures (°F)
Climate summary
Morrilton has an annual average temperature of 61.1°F with about 51.2 inches of precipitation per year and 2.4 inches of snow. The warmest month is August (average high 92.6°F), and the coldest is January (average low 29.1°F). May is typically the wettest month (5.52 in) and September the driest (3.30 in). Snow typically falls from December through March.
Best time to visit Morrilton
Full guide →Climate change signal
All-time records →39 of 366 (10.7%) of Morrilton's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1910s | 1 | |
| 1920s | 21 | |
| 1930s | 47 | |
| 1940s | 48 | |
| 1950s | 65 | |
| 1960s | 36 | |
| 1970s | 21 | |
| 1980s | 46 | |
| 1990s | 7 | |
| 2000s | 13 | |
| 2010s | 37 | |
| 2020s | 24 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 50.0°F | 29.1°F | 39.5°F | 3.64 in | 0.5 in | 9 |
| February | 55.2°F | 31.8°F | 43.5°F | 3.81 in | 0.8 in | 9 |
| March | 63.8°F | 39.5°F | 51.7°F | 5.06 in | 0.7 in | 11 |
| April | 72.9°F | 48.1°F | 60.5°F | 5.29 in | — | 9 |
| May | 80.2°F | 58.2°F | 69.2°F | 5.52 in | — | 11 |
| June | 88.3°F | 67.3°F | 77.8°F | 3.56 in | — | 8 |
| July | 92.5°F | 70.9°F | 81.7°F | 3.82 in | — | 8 |
| August | 92.6°F | 68.8°F | 80.7°F | 3.69 in | — | 8 |
| September | 85.9°F | 61.0°F | 73.5°F | 3.30 in | — | 7 |
| October | 75.1°F | 49.0°F | 62.1°F | 3.93 in | — | 8 |
| November | 62.6°F | 38.7°F | 50.7°F | 4.85 in | 0.1 in | 9 |
| December | 52.5°F | 31.4°F | 42.0°F | 4.73 in | 0.3 in | 10 |
Climate twins of Morrilton
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).