National Weather Service United States Department of Commerce

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Ralston, Oklahoma Climatology

Ralston, OK   Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average High Temperature   47.6 53.5 62.6 72.3 79.6 87.5 93.1 93.3 84.9 73.7 61.1 48.7 71.6
Average Low Temperature   22.5 26.8 35.4 45.6 56.5 65.1 69.3 67.6 58.4 46.4 34.7 24.6 46.2
Average Mean Temperature   35.0 40.2 49.0 59.0 68.1 76.3 81.2 80.5 71.7 60.1 47.9 36.6 58.9
* Record High Temperature   80 88 93 100 97 105 111 110 107 98 88 80 111
* Record Low Temperature   -11 -10 -1 18 29 44 49 43 30 21 6 -13 -13
Average Days Above 100 Degrees   0 0 0 0 0 0.3 3.6 4.9 0.9 0 0 0 9.7
Average Days Above 90 Degrees   0 0 0 0.5 1.5 10.4 22.2 21.5 8.2 0.5 0 0 64.9
Average Days Below 32 Degrees   26.0 19.6 12.2 2.7 0 0 0 0 0.1 2.5 12.8 23.7 99.6
Average Days Below 10 Degrees   3.1 1.8 0.2 0 0 0 0 0 0 0 0.2 2.6 7.9
Average Rainfall   1.31 1.74 3.52 3.75 5.36 4.97 3.39 3.91 3.91 3.18 2.40 1.94 39.38
* Record Rainfall   5.55 5.41 8.24 7.83 11.75 15.55 11.62 11.32 12.80 8.06 5.21 5.36 54.78
Average Number of Rain Days   3.7 4.2 6.5 6.6 8.3 8.0 5.4 5.6 6.2 5.8 4.7 4.8 69.8
Average Snowfall   2.4 2.3 1.6 0 0 0 0 0 0 0 0.2 2.5 9.0
* Record Snowfall   15.0 12.5 13.5 2.0 0 0 0 0 0 T 7.5 11.0 33.0
Average Heating Degree Days   928 696 503 223 50 3 0 0 32 200 517 879 4031
Average Cooling Degree Days   0 1 7 42 144 342 502 479 232 46 4 0 1798
Station Information   Elevation: 830 ft / Latitude: 36 30N / Longitude: 96 44W
Temperatures are reported in Fahrenheit and rainfall/snowfall totals are reported in inches.
* Records are for the period 1948-1991. 

Averages are for the period 1981-2010.
(Annual totals may be slightly different than monthly totals due to rounding)

 Updated: September 30, 2011