Heat will build over the Intermountain West and the Southwest the next couple of days. Lightning from dry thunderstorms can create new fire starts and combined with gusty winds may cause a fire to rapidly grow in Oregon and northern California. Flash flooding will be possible in New Mexico and west Texas today, as well as parts of the southern and central Plains due to slow moving thunderstorms. Read More >
Bentonville, Arkansas Climatology
Benton County
| Bentonville, AR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average High Temperature | 45.6 | 50.7 | 59.3 | 69.0 | 76.3 | 83.8 | 89.0 | 89.6 | 81.6 | 71.0 | 58.7 | 47.6 | 68.6 | |
| Average Low Temperature | 23.5 | 26.7 | 34.8 | 43.5 | 53.5 | 62.1 | 66.3 | 64.9 | 56.5 | 45.1 | 35.6 | 25.8 | 44.9 | |
| Average Mean Temperature | 34.5 | 38.7 | 47.0 | 56.3 | 64.9 | 72.9 | 77.6 | 77.3 | 69.0 | 58.0 | 47.1 | 36.7 | 56.8 | |
| * Record High Temperature | 74 | 82 | 88 | 90 | 93 | 103 | 114 | 107 | 104 | 95 | 82 | 78 | 114 | |
| * Record Low Temperature | -15 | -9 | 2 | 16 | 27 | 40 | 45 | 44 | 30 | 18 | 5 | -15 | -15 | |
| Average Days Above 100 Degrees | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 0.6 | 0.2 | 0 | 0 | 0 | 1.3 | |
| Average Days Above 90 Degrees | 0 | 0 | 0 | 0.1 | 0.4 | 3.0 | 14.4 | 16.2 | 4.4 | 0 | 0 | 0 | 38.5 | |
| Average Days Below 32 Degrees | 25.0 | 20.3 | 12.7 | 3.4 | 0 | 0 | 0 | 0 | 0.1 | 3.2 | 12.0 | 22.9 | 99.6 | |
| Average Days Below 10 Degrees | 2.9 | 1.8 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 7.8 | |
| Average Rainfall | 2.61 | 2.65 | 4.30 | 4.27 | 5.72 | 4.79 | 3.33 | 3.35 | 4.71 | 3.59 | 4.36 | 3.41 | 47.09 | |
| * Record Rainfall | 5.85 | 8.52 | 10.36 | 10.86 | 19.41 | 10.59 | 10.08 | 9.41 | 14.70 | 9.18 | 8.52 | 9.06 | n/a | |
| Average Number of Rain Days | 5.6 | 6.2 | 8.3 | 8.7 | 10.8 | 8.7 | 6.6 | 6.3 | 6.7 | 7.3 | 7.2 | 6.6 | 89.0 | |
| Average Snowfall | 2.8 | 2.2 | 2.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1.8 | 9.2 | |
| * Record Snowfall | 18.0 | 15.0 | 16.0 | 1.5 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 8.7 | n/a | |
| Average Heating Degree Days | 944 | 737 | 560 | 285 | 90 | 9 | 0 | 2 | 50 | 243 | 539 | 877 | 4336 | |
| Average Cooling Degree Days | 0 | 0 | 3 | 22 | 87 | 248 | 393 | 381 | 172 | 28 | 3 | 0 | 1337 | |
| Station Information | Elevation: 1220 ft / Latitude: 36 19N / Longitude: 94 13W | |||||||||||||
| Temperatures are reported in Fahrenheit and Rainfall/Snowfall totals are reported in inches. * Records are for the period 1950-1992. Averages are for the period 1981-2010. |
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