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1981-2010 monthly rainfall normals across SE Arizona. NWS Tucson
Monthly rainfall normals (1981-2010) across Southeast Arizona
 
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC TOTAL
Pima County
Eastern Pima
Tucson Airport 0.94 0.86 0.73 0.31 0.23 0.20 2.25 2.39 1.29 0.89 0.57 0.93 11.59
Tucson 17 NW 1.01 1.00 0.93 0.34 0.24 0.17 2.10 2.47 1.33 0.86 0.58 1.13 12.16
Tucson Campbell Ave. 1.08 1.04 0.82 0.38 0.17 0.19 2.13 2.34 1.06 0.84 0.70 1.26 12.01
Tucson U of A #1 1.00 0.98 0.85 0.37 0.19 0.20 1.69 2.43 1.13 0.80 0.61 1.05 11.30
Green Valley 0.79 0.87 0.78 0.32 0.25 0.31 3.38 2.95 1.59 1.30 0.61 1.04 14.19
Vail 7 N 1.06 1.15 1.17 0.36 0.40 0.23 2.81 2.64 1.34 1.10 0.73 1.03 14.02
Redington 1.36 1.33 1.12 0.45 0.36 0.22 3.04 2.52 1.35 1.17 0.74 1.34 15.00
Central Pima
Anvil Ranch 0.80 0.73 0.61 0.30 0.24 0.23 2.62 2.48 1.30 0.70 0.50 0.90 11.41
Arivaca 1.30 1.34 1.14 0.52 0.28 0.45 4.15 4.25 1.71 1.18 0.80 1.57 18.69
Kitt Peak 1.79 1.73 1.75 0.41 0.49 0.43 4.91 4.91 2.35 1.29 1.03 2.45 23.54
Sasabe 1.25 1.31 1.05 0.57 0.18 0.36 3.41 3.32 1.85 0.90 0.64 1.92 16.76
Sasabe 7 NW 1.33 1.60 1.47 0.65 0.23 0.34 3.65 3.98 1.28 1.08 0.77 1.91 18.29
Western Pima
Ajo 0.83 0.73 0.70 0.25 0.04 0.03 0.71 1.51 0.51 0.40 0.34 0.79 6.84
Organ Pipe N.M. 0.98 0.87 0.89 0.32 0.05 0.10 1.41 2.61 0.78 0.63 0.45 1.16 10.25
Pinal County - SE
Kearny 1.65 1.51 1.56 0.45 0.33 0.16 1.67 1.82 0.90 0.81 1.00 1.58 13.44
Oracle 2 SE 2.43 2.43 2.20 0.90 0.50 0.34 3.51 4.15 1.95 1.42 1.43 2.21 23.47
Picacho 8 SE 1.09 1.20 0.95 0.39 0.22 0.16 1.20 1.98 0.70 0.69 0.69 1.14 10.41
San Manuel 1.19 1.26 0.99 0.40 0.39 0.25 2.55 3.04 1.26 0.90 0.69 1.11 14.03
Santa Cruz County
Canelo 1 NW 1.52 1.14 1.03 0.58 0.25 0.63 4.32 4.03 1.77 1.18 0.88 1.53 18.86
Nogales 6 N 1.25 0.97 0.87 0.55 0.27 0.58 4.14 4.43 1.60 1.36 0.60 1.43 18.05
Nogales airport 1.21 0.88 0.90 0.48 0.25 0.51 4.06 4.20 1.52 1.13 0.72 1.29 17.15
Patagonia #2 1.34 1.17 0.97 0.58 0.26 0.44 4.48 4.27 1.53 1.13 0.82 1.46 18.45
Santa Rita Exp. 1.90 1.55 1.38 0.78 0.39 0.38 5.16 4.44 2.32 1.59 1.05 2.03 22.97
Tumacacori N.M. 1.27 1.01 0.94 0.39 0.23 0.43 4.14 3.56 1.66 1.16 0.65 1.12 16.56
Cochise County
NW Cochise
Benson 6 SE 0.72 0.68 0.64 0.35 0.22 0.47 2.81 3.04 1.28 0.96 0.49 1.04 12.70
Cascabel 1.18 1.16 0.90 0.36 0.31 0.30 2.66 2.88 1.30 0.99 0.68 1.18 13.90
Pearce-Sunsites 0.89 0.84 0.54 0.28 0.31 0.59 2.95 3.03 1.39 0.95 0.62 0.94 13.33
Willcox 1.09 0.93 0.68 0.33 0.39 0.46 2.61 2.53 1.18 1.16 0.71 1.25 13.32
SW Cochise
Bisbee #2 1.47 1.30 0.94 0.50 0.30 0.75 4.21 4.20 1.80 1.09 1.07 1.42 19.05
Coronado N.M. HQ 1.86 1.67 1.11 0.50 0.35 0.72 4.61 4.65 1.97 1.58 0.99 1.94 21.95
Sierra Vista 0.98 0.70 0.52 0.41 0.30 0.51 3.11 3.82 1.45 0.93 0.44 1.03 14.20
Tombstone 1.01 0.77 0.73 0.32 0.28 0.61 2.98 3.17 1.60 0.98 0.64 1.05 14.14
Y Lightning Ranch 1.25 0.83 0.57 0.39 0.28 0.72 3.57 3.79 1.66 1.17 0.80 1.26 16.29
NE Cochise
Bowie 1.07 0.86 0.59 0.29 0.40 0.40 2.24 2.13 1.02 1.14 0.79 1.17 12.10
Chiricahua N.M. 1.47 1.49 1.28 0.48 0.46 0.88 3.84 4.63 1.71 1.29 1.24 1.93 20.70
Portal 1.51 1.27 0.98 0.60 0.52 1.04 3.96 4.13 2.21 1.57 1.37 1.97 21.13
San Simon 0.87 0.85 0.54 0.30 0.16 0.49 1.99 1.96 1.08 0.98 0.71 1.12 11.05
SE Cochise
Douglas 0.74 0.65 0.50 0.23 0.28 0.61 2.95 3.05 1.54 0.89 0.69 0.97 13.10
McNeal 0.78 0.64 0.46 0.24 0.27 0.36 2.27 3.17 1.13 0.89 0.63 0.96 11.80
Rucker Canyon 1.37 1.22 0.96 0.43 0.49 1.06 4.57 4.02 1.54 1.34 1.15 1.80 19.95
Graham County
Black River Pumps 1.94 1.67 1.56 0.72 0.58 0.52 3.65 3.40 2.02 1.41 1.14 1.66 20.27
Fort Grant 1.40 1.24 1.19 0.35 0.49 0.37 2.43 2.71 1.62 1.02 0.75 1.03 14.60
Fort Thomas 2 SW 0.98 1.11 0.83 0.35 0.39 0.15 1.55 1.53 1.04 0.92 0.62 1.00 10.47
Safford Ag. Center 0.76 0.75 0.62 0.29 0.25 0.29 1.50 1.91 1.02 0.87 0.54 0.87 9.67
Safford airport 0.82 0.86 0.68 0.36 0.39 0.44 1.93 2.02 1.03 1.08 0.67 1.04 11.32
Greenlee County
Alpine 8 SSE 1.94 1.49 1.31 0.85 0.80 0.73 3.26 3.61 2.46 2.02 1.55 2.07 22.06
Duncan 0.94 0.91 0.57 0.26 0.36 0.38 2.20 2.18 1.10 1.02 0.74 1.15 11.81
Clifton 1.26 1.35 1.06 0.49 0.52 0.47 2.30 3.04 1.60 1.35 1.14 1.37 15.95

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