National Weather Service United States Department of Commerce

Severe Thunderstorms and Possible Flooding Through This Weekend in the Central U.S.

Severe thunderstorms are forecast through this weekend along a slow moving cold front and secondary storm system that will impact areas from the southern Plains to the Great Lakes. Large hail and isolated damaging wind gusts are the main threats with these storms along with a risk for heavy to excessive rainfall which could bring flooding. 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