MONTANA AGRICULTURAL STATISTICS 



25 



CLIMATOLOGICAL DATA 



PREPARED BY THE NATIONAL WEATHER SERVICE, GREAT FALLS. MONTANA 

 Precipitation and Number of Days Between Freezing Temperatures — 1978 and 1979 



COUNTY 



& 

 DISTRICT STATIONS 



Deer Lodge ...E. Anaconda 



Flathead Kalispell 



Granite Phillipsburg . . . . 



Lake St. Ignatius 



Lincoln Fortine 



Mineral Superior 



Missoula Missoula 



Powell Ovando 



Ravalli Hamilton 



Sanders Thompson Falls. 



N. WEST Averages 



Blaine Chinook 



Choteau Ft. Benton 



Glacier Cut Bank 



Hill Havre 



Liberty Joplin 



Phillips Malta 



Pondera Valier 



Teton Fairfield 



N. CENTRAL . Averages 



Daniels Scobey 



Dawson Glendive 



Garfield Jordan 



McCone Vida 



Richland Savage 



Roosevelt Culbertson 



Sheridan Medicine Lake. , 



Valley Glasgow 



N. EAST Averages 



Broadwater . . . .Townsend 



Cascade Great Falls 



Fergus Lewistown 



Golden Valley. .Barber 



Judith Basin . . .Stanford 



Lewis & Clark . .Helena 



Meagher White Sul Spgs. . 



Musselshell ...Roundup 



Petroleum Flat willow 



Wheatland .... Harlowtown . . . . 



CENTRAL Averages 



Beaverhead ...Dillon 



Gallatin Bozeman 



Madison Virginia City . . . . 



Silver Bow .... Butte 



S. WEST Averages 



Big Horn Crow Agency . , 



Carbon Red Lodge 



Park Livingston 



Stillwater Columbus 



Sweet Grass . . . Big Timber 



Treasure Hysham 



Yellowstone . . . Billings 



S. CENTRAL . Averages 



Carter Ekalaka 



Custer Miles City 



Fallon Plevna 



Powder River . .Broadus 



Prairie Mildred 



Rosebud Forsyth 



Wibaux Wibaux 



S. EAST Averages 



1978 



12.52 

 16.74 

 14.22 

 20.06 

 15.89 

 16.18 

 11.77 

 12.19 

 10.21 

 21.89 



15.17 



15.22 

 14.93 

 20.24 

 15.84 

 11.89 

 18.12 

 17.18 

 16.94 



16.30 



19.30 

 16.65 

 22.11 

 23.35 

 17.93 

 19.57 

 19.76 

 15.86 



19.39 



12.21 

 19.17 

 28.11 

 17.37 

 25.54 

 10.% 

 19.38 

 21.81 

 19.10 

 16.65 

 19.03 

 8.31 

 20.33 

 15.67 

 12.60 



14.23 



26.04 

 30.41 

 18.39 

 26.60 

 16.17 

 20.45 

 26.81 



23.55 



19.31 

 20.28 

 17.25 

 17.95 



18.75 

 17.01 

 18.43 



Precipitation, Inches 



Annual 



Growing Season 

 April thru September 



Number of Days Between 

 Dates of Temperature of 



32°, Last in Spring and 

 First in Fall' 



'In this Comparison the "first in Fall" is the first freezing temperature after June 30. 

 -Normal for period 1941-1970. 

 — Data not available. 

 •Estimated Water Equivalent of snow for one or two months. 

 **Estimated rainfall amount for some of the months. 

 •"Estimates for some of the temperatures during one or two months. 



1979 Avg . 



1978 



110 121*** 116 



115 89 135 

 31 62 55 



116 104 119 

 86 69 39 



116 122**^ 85 



114 125 112 

 64 20 39 



115 123 122 



117 164 115 



98 100 



123 117 



157 127 



94 



%*** 119 



113 97 127 



112 109 108 



159 123 138 



108 122 115 



150 114*** 131 



110 137 114 



110 141 



122 



152 117 116 



168 145 139 

 149 97 108 



115*** 



169 154*** 131 

 127 96 114 

 168 136 107 

 166 155 124 



120 



113 114 



132 145 135 



89 116 107 



117 97 108 



115 116 104 



132 116 134 

 83 97 97 



138 114 129 



149 116 122 

 92 97 96 



116 113 115 



89 93*** 99 



109 116 107 



58 93 94 



89 87 81 



86 97 95 



147 98*** 125 

 103 116 104 

 116 97 116 



134 116 



162 97*** 123 



129 127 121 



165 153 132 



137 115 120 



97 122 



162 155 150 



150 116*** 118 



148 113 128 

 126*** 119 



133 116 130 

 82 97 



135 117 128 



