CLIMATIC CONDITIONS OF THE UNITED STATES. 



183 



Table 2. — Frost data and length 0/ average frostless season for 1803 stations in the 

 United States, (Plate 34.) — Continued. 



Station. 



North Carolina — Continued: 



Lumberton (90) 



Manteo (91) 



Marion (89) 



Mocksville (90) 



Moncure (90) 



Monroe (89) 



Morganton (89) 



Mt. Airy (90) 



Mt. Pleasant (89) 



Nashville (91) 



Newbern (91) 



Oakridge (90) 



Patterson (89) 



Pittsboro (90) 



Raleigh (90) 



Ramseur (90) 



Reidsville (90) 



Rockingham (90) 



Roxboro (90) , 



Salem (90) , 



Salisbury (89) , 



Saxon (90) 



Selma (90) 



Settle (89) 



Sloan (90) 



Soapstone Mountain (H) . 



Southern Pines (90) 



Southport (89) 



Statesville (91) 



Tarboro (91) 



Washington (91) 



Waynesville (H) 



Weldon (91) 



Wilmington (90) 



North Dakota: 



Amenia (32) 



Ashley (32) 



Berlin (H) 



Bismarck (31) 



Church's Ferry (H) 



Coal Harbor (31) 



Devil's Lake (32) 



Dickinson (31) 



Forman (32) 



Fort Yates (31) 



Fullerton (32) 



Grafton (32) 



Jamestown (32) 



McKinney (31) 



Milton (H) 



Napoleon (32) 



Oakdale (31) 



Pembina (32) 



Portal (31) 



Power (32) 



Altitude. 



feet. 

 102 



12 



1,425 



651 



145 



686 



1,135 



1,048 



650 



190 



12 

 885 

 1,200 

 480 

 390 

 442 

 828 

 210 

 600 

 1,000 

 760 

 900 

 225 

 700 



60 

 900 

 519 



18 

 950 



60 



25 

 2,756 



81 



78 



954 

 2,001 

 1,470 

 1,674 

 1,458 

 1,901 

 1,482 

 2,543 

 1,249 

 2,576 

 1,439 



827 

 1,390 

 1,640 

 1,586 

 1,955 

 2,400 



789 

 1,954 

 1,020 



No. of 

 years of 

 record. 



15 

 33 

 17 

 10 

 13 

 15 

 21 

 19 

 16 

 13 

 25 

 12 

 10 

 17 

 22 

 16 

 7 

 15 

 10 

 15 

 23 

 16 

 17 

 13 

 15 



18 

 29 

 22 

 23 

 13 



36 

 38 



13 

 14 



34 



13 



4 

 17 

 17 

 17 

 11 

 17 

 17 

 15 



17 

 15 

 11 

 15 

 17 



Average date of — 



Last frost 

 in spring. 



Apr. 6 



Mar. 22 



Apr. 18 



Apr. 11 



Apr. 19 



Apr. 21 



Apr. 18 



Apr. 20 



Apr. 11 



Apr. 5 



Apr. 5 



Apr. 10 



Apr, 19 



Apr. 11 



Apr. 4 



Apr. 16 



Apr. 15 



Apr. 8 



Apr. 10 



Apr. 21 



Apr. 9 



Apr. 16 



Apr. 3 



Apr. 18 



Apr. 6 



Apr. 17 



Apr. 7 



Mar. 29 



May 1 



Apr. 11 



Apr. 4 



Apr. 20 



Apr. 12 



Mar. 27 



May 18 



May 25 



June 2 



May 11 



Jime 1 



May 20 



May 27 



May 23 



May 21 



May 20 



May 17 



May 21 



May 30 



May 29 



May 29 



May 26 



May 24 



June 1 



May 28 



May 29 



First frost 

 in autumn. 



Oct. 31 

 Nov. 29 

 Oct. 25 



Oct. 

 Oct. 

 Oct. 

 Oct. 



31 

 17 

 12 

 16 



Oct. 15 



Oct. 17 



Oct. 26 



Nov. 7 



Length of 

 average 

 frostless 

 season. 



days. 



208 



252 



190 



203 



181 



174 



181 



178 



189 



204 



216 



196 



178 



188 



213 



184 



190 



206 



197 



179 



196 



183 



212 



187 



210 



183 



206 



228 



170 



197 



214 



173 



195 



233 



123 

 108 

 102 

 129 

 107 

 115 

 121 

 109 

 118 

 122 

 122 

 115 

 108 

 94 

 106 

 103 

 120 

 106 

 108 

 108 



