
Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. 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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