National Weather Service United States Department of Commerce

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

 

Mountainburg, Arkansas Climatology
Crawford County

 
Mountainburg, AR   Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average High Temperature   49.6 54.5 63.2 71.5 78.8 86.2 91.5 92.1 84.0 73.3 61.2 50.5 71.4
Average Low Temperature   24.8 28.6 36.3 45.3 54.6 62.5 66.4 64.7 57.2 46.0 36.1 27.1 45.9
Average Mean Temperature   37.2 41.5 49.8 58.4 66.7 74.3 78.9 78.4 70.6 59.7 48.7 38.8 58.7
Average Days Above 100 Degrees   0 0 0 0 0 0 1.4 3.5 0.3 0 0 0 5.3
Average Days Above 90 Degrees   0 0 0 0 0.8 6.6 19.8 19.7 6.4 0.2 0 0 53.5
Average Days Below 32 Degrees   24.4 18.6 11.4 2.4 0 0 0 0 0 2.4 11.0 22.3 92.5
Average Days Below 10 Degrees   2.0 0.8 0.2 0 0 0 0 0 0 0 0 1.3 4.2
Average Rainfall   3.25 3.36 4.72 5.00 6.27 4.68 3.61 3.24 4.80 4.72 5.10 3.62 52.37
Average Number of Rain Days   7.7 7.4 9.2 8.4 11.0 9.9 7.5 6.6 8.0 8.1 8.0 7.9 99.7
Average Snowfall   2.2 0.9 0.7 0 0 0 0 0 0 0 T 0.3 4.1
Average Heating Degree Days   862 657 477 221 59 3 0 1 27 199 492 812 3808
Average Cooling Degree Days   0 0 4 23 112 283 432 416 195 33 2 0 1500
Station Information   Elevation: 793 ft / Latitude: 35 39N / Longitude: 94 9W
Temperatures are reported in Fahrenheit and rainfall totals are reported in inches.
Averages are for the period 1981-2010.