A nor'easter will continue to bring significant coastal impacts to the Mid-Atlantic and New England into Monday. Moderate to major coastal flooding, heavy rain, strong winds, and high surf are expected. Hurricane Nolo will remain south of the Big Island of Hawaii with gusty winds and heavy rainfall that may bring significant, life-threatening flooding and mudslides through the weekend. 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. |
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Updated: September 30, 2011
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