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Oklahoma Tornadoes Totaled by County and Month (1950-2011)

County Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Win Spr Sum Aut Total
Adair 1 0 0 4 6 4 0 0 0 2 0 1 2 10 4 2 18
Alfalfa 0 0 6 10 11 3 1 0 4 5 0 0 0 27 4 9 40
Atoka 0 1 5 17 8 7 0 0 2 0 3 0 1 30 7 5 43
Beaver 0 0 6 6 10 28 4 0 3 1 0 0 0 22 32 4 58
Beckham 0 0 4 12 23 10 1 1 0 7 1 0 0 39 12 8 59
Blaine 1 1 4 4 17 7 5 2 2 2 0 0 2 25 14 4 45
Bryan 0 1 3 11 8 1 0 1 3 2 0 0 1 22 2 5 30
Caddo 0 2 4 14 55 14 2 2 0 8 4 1 3 73 18 12 106
Canadian 0 1 5 17 41 14 2 4 0 2 2 0 1 63 20 4 88
Carter 0 1 8 16 16 3 1 1 1 1 2 1 2 40 5 4 51
Cherokee 1 1 2 8 9 3 0 1 0 3 1 0 2 19 4 4 29
Choctaw 0 0 3 7 4 1 0 1 0 2 3 0 0 14 2 5 21
Cimarron 1 0 10 8 20 10 0 0 4 4 0 0 1 38 10 8 57
Cleveland 0 2 7 9 30 4 1 4 3 3 3 1 3 46 9 9 67
Coal 0 0 1 5 12 1 1 0 0 0 0 0 0 18 2 0 20
Comanche 0 2 3 9 25 7 1 1 3 2 1 0 2 37 9 6 54
Cotton 0 0 3 10 10 1 3 4 1 2 1 0 0 23 8 4 35
Craig 1 1 4 10 9 5 3 0 4 0 3 2 4 23 8 7 42
Creek 0 0 3 11 32 10 1 0 0 4 0 0 0 46 11 4 61
Custer 1 0 10 8 20 10 0 0 4 4 0 0 1 39 10 8 57
Delaware 0 0 5 7 24 3 1 1 1 3 0 1 1 36 5 4 46
Dewey 0 0 4 10 18 5 2 2 6 2 0 0 0 32 9 8 49
Ellis 0 1 7 11 25 22 2 1 0 1 1 0 1 43 25 2 71
Garfield 0 0 3 28 16 13 2 2 2 2 2 0 0 47 17 6 70
Garvin 0 5 2 8 26 5 1 1 1 0 1 0 5 36 7 2 50
Grady 1 0 7 22 25 6 0 2 0 2 1 0 1 54 8 3 66
Grant 0 0 6 10 36 2 2 1 7 1 0 0 0 52 5 8 65
Greer 0 0 3 7 14 8 0 1 0 0 0 0 0 24 9 0 33
Harmon 0 0 1 5 14 3 0 0 1 1 0 0 0 20 3 2 25
Harper 0 1 2 6 6 7 0 0 1 1 0 0 1 14 7 2 24
Haskell 1 0 2 7 10 8 0 0 0 1 1 0 1 19 8 2 30
Hughes 1 1 5 7 12 3 1 1 3 1 0 0 2 24 5 4 35
Jackson 0 1 4 10 24 14 5 2 0 4 1 0 1 38 21 5 65
Jefferson 0 1 5 9 14 0 0 2 0 1 0 0 1 28 2 1 32
Johnston 0 0 4 8 14 2 1 0 1 0 0 0 0 26 3 1 30
Kay 0 0 8 20 34 14 2 2 10 0 4 0 0 62 18 14 94
Kingfisher 0 1 0 7 42 3 7 4 0 3 2 0 1 49 14 5 69
Kiowa 0 1 4 10 25 16 5 3 0 4 5 0 1 39 24 9 73
Latimer 0 0 1 10 13 0 0 0 0 0 2 1 1 24 0 2 27
Le Flore 1 1 7 18 19 3 2 0 0 1 3 2 4 44 5 4 57
Lincoln 0 1 3 13 28 19 1 1 3 4 3 0 1 44 21 10 76
Logan 0 2 3 7 24 5 0 4 2 4 1 2 4 34 9 7 54
Love 0 2 3 6 7 2 0 0 1 0 0 1 3 16 2 1 22
Major 0 0 0 7 16 10 0 0 4 3 0 0 0 23 10 7 40
Marshall 0 1 2 7 15 0 0 0 0 1 1 0 1 24 0 2 27
Mayes 1 0 1 10 26 7 1 2 4 1 1 1 2 37 10 6 55
McClain 0 1 6 9 21 2 0 2 3 2 3 1 2 36 4 8 50
McCurtain 0 4 2 20 12 1 2 0 0 4 5 2 6 39 3 9 52
McIntosh 1 0 7 4 23 5 1 1 2 2 1 0 1 34 7 5 47
Murray 0 1 0 10 12 3 1 0 1 1 3 1 2 31 4 5 33
Muskogee 1 1 5 9 23 2 3 1 0 0 2 1 3 37 6 2 48
Noble 0 0 5 12 10 4 0 5 0 4 1 1 1 27 9 5 42
Nowata 0 0 6 4 10 5 1 0 0 2 1 0 0 20 6 3 29
Okfuskee 1 1 6 5 19 6 0 1 3 3 0 0 2 30 7 6 45
Oklahoma 0 4 6 11 42 15 5 3 5 5 5 0 4 59 23 15 101
Okmulgee 0 1 3 7 19 6 1 0 3 2 0 1 2 29 7 5 43
Osage 0 2 7 26 30 14 6 0 1 1 2 0 2 63 20 4 89
Ottawa 1 1 3 6 12 1 1 1 2 0 0 1 3 21 3 2 29
Pawnee 0 1 2 9 8 3 1 1 1 1 1 0 1 19 5 3 28
Payne 0 1 4 8 20 8 2 1 2 1 1 0 1 32 11 4 48
Pittsburg 1 2 4 19 29 13 0 1 1 1 2 1 4 52 14 4 74
Pontotoc 1 1 5 9 21 2 3 0 2 4 3 0 2 35 5 9 51
Pottawatomie 1 2 1 8 32 6 0 0 2 5 1 1 4 37 6 8 59
Pushmataha 0 0 2 20 12 3 0 1 3 1 3 0 0 34 4 7 45
Roger Mills 0 0 2 10 20 7 0 0 1 2 0 0 0 32 7 3 42
Rogers 1 1 6 12 18 5 2 1 5 0 2 0 2 36 8 7 53
Seminole 2 1 5 10 23 9 1 0 2 1 2 0 3 38 10 5 56
Sequoyah 1 2 2 7 22 2 0 2 0 2 0 0 3 31 4 2 40
Stephens 0 3 5 19 21 6 1 0 2 0 0 0 3 45 7 2 57
Texas 0 0 1 1 31 23 5 3 3 0 1 0 0 33 31 4 68
Tillman 0 0 2 11 29 13 1 3 0 1 3 0 0 42 17 4 63
Tulsa 0 1 5 14 19 13 7 2 1 3 3 4 5 38 22 7 72
Wagoner 2 0 0 9 15 6 1 3 2 1 1 2 4 24 10 4 42
Washington 0 0 6 9 6 6 0 1 1 0 1 0 0 21 7 2 30
Washita 0 0 3 5 22 9 1 1 1 5 1 0 0 30 11 7 48
Woods 0 0 1 8 10 14 3 3 4 1 1 0 0 19 20 6 45
Woodward 0 0 5 15 15 5 2 0 1 2 0 0 0 35 7 3 45
The seasonal categories Winter (Win), Spring (Spr),
Summer (Sum) and Autumn (Aut) are defined
by the following three-month periods:

Winter: December-February
Spring: March-May
Summer: June-August
Autumn: September-November

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