23 



CLIMATOLOGICAL DATA 



rREPAREO BY THE NATIONAL WEATHER SERVICE. GREAT FALLS. MONTANA 

 PRECIPITATION ••<! NUMBER OF DAYS BETWEEN FREEZING TEMPERATURES I9S4-I*SS 



COUNTY 



DISTRICT 



STATIONS 



Ch Inook . . . . 



Ft . Benton . 



Cut Bank . . . 



Havre 



Liberty Joplln 



Phi I I Ips Malta 



Pondera Valler 



Teton Fairfield.. 



Blaine... 

 Chouteau . 

 Gl ac ler . . 

 HIM 



N. CENTRAL. 



Averages . 



Daniels Scobey 



Dawson Glendlve 



Garfield Jordan 



McCone VIda 



Richland Savage 



Roosevelt Cu I bertson , . . 



Sheridan Medicine Lake 



Valley Glasgow 



N. EAST Averages. 



Broadwater.... Townsend 



Cascade Great Falls 



Fergus Lewlstown 



Golden Valley. Barber 



Judith Basin.. Stanford 



Lewis & Clark. Helena 



Meagher White Sul Spngs. 



Musselshell... Roundup 



Petroleum Flatwillow 



Wheat land . 



Har I owton . 



CENTRAL Averages. 



Beaverhead . 

 Gal latin. . . 



DI I Ion . . 

 Bozeman . 



Madison VI rg I n la CI ty . 



SI I ver Bow . . . 



Butte . 



S. WEST Averages 14.39 



Big Horn Crow Agency 12.84 



Carbon Red Lodge 23.24 



Park Livingston 13.84 



Stillwater.... Columbus 11.17 



Sweet Grass... Big Timber 10.45 



Treasure Hyshsm 10.02 



Yellowstone... Billings 10.95 



S. CENTRAL 



Carter Ekalaka.... 



Custer Ml les Ci ty . 



Fallon Plevna 



Powder River.. Broadus . . . . 



Prairie Ml Idred. . . . 



Rosebud Forsyth.... 



Wibaux Wibaux 



Precipitation. Inches 



ftnnua I 



1984 1985 Normal »/ 



Grow I ng Season 

 Apr 1 I thru September 



1984 



1985 



Norma I ^f 



Deer Lodge.... Anaconda 



Flathead Kallspell 



Granite Ph I I I I psburg . . . 



Lake St, Ignatius... 



Lincoln Fortlne 



Mineral Superior 



Missoula Missoula 



Powell Ovando 



Ravalli Hamilton 



Sanders Thompson Falls, 



N. WEST Averages 16.28 14.71 



16.05 



10.17 



9.98 



8.61 13.29 



12.01 



5.76 



10.62 



9.30 



10.55 11 .97 



9.89 13.11 



12.88 



13.71 



8.68 



6.48 



8.52 



8.89 



9.49 



9.86 



10,79 



17,11 



10.20 



7.57 



9.65 



Averages 13.22 13,79 



16.05 



8.62 



8.74 



10.65 



105 



122 



99 



105 



97 



1 18 



1 18 



EAST Averages 12.60 13.75 15.80 9.65 9.50 9.94 



Fall' Is the first freezing temperature after June 50. 



104 



Number of Days 



Between Dates of 



Temperature of 



32', Last In 



Spring and 



First In Fa I I 1/ 



984 1985 Normal »' 



70 

 135 



55 

 119 



39 



85 

 1 12 



39 

 122 

 1 15 



91 



1 19 

 127 

 108 

 158 

 115 

 151 

 1 14 

 121 



122 



116 

 159 

 108 

 1 10 

 151 

 1 14 

 107 

 124 



120 



119 

 155 

 107 

 106 

 104 

 154 



97 

 129 

 122 



96 



106 



131 



129 



119 



79 



156 



120 



1 15 



81 



120 



129 



1/ In this comparison the 'first 

 »/ Normal for period 1951-1960. 

 S/ Normal for period 1941-1970. 

 Data not available. 



