Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. 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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Dangerous Heat and Possible Flooding

Bentonville/Siloam Springs Climatology