CLIMATIC CONDITIONS OF THE UNITED STATES. 



191 



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

 United States. (Plate 34.)— Continued. 



Station. 



Utah — Continued: 



Manti (11) 



Marysvale (11) 



Moab (10) 



Modena (11) 



Ogden (11) 



Parowan (11) 



Provo (11) 



Richfield (11) 



St. George (11) 



Salt Lake City (11).. 



Snowville (H) 



Vernal (n) (10) 



Vermont : 



Burlington (105) 



Cornwall (105) 



Enosbury Falls (105) 



Jacksonville (105) . . . 



Northfield (105) 



St. Johnsbury (105) . , 



Wells (105) 



Woodstock (105) .... 

 Virginia : 



Alexandria (94) 



Arvonia (93) 



Ashland (93) 



Barboursville (93) . . . 



Bedford City (92) . . . 



Big Stone Gap (74) . . 



Blacksburg (92) 



Bon Air (93) 



Bristol (74) 



Burkes Garden (74) . , 



Callaville (92) 



Chariottesville (93) . . 



Columbia (93) 



Dale Enterprise (93) . 



Doswell (93) 



Farmville (92) 



Fortress Monroe (92) 



Fredericksbiu'g (93) . . 



Hampton (92) 



Hot Springs (93) 



Lexington (93) 



Lincoln (94) 



Lynchburg (93) 



Marion (74) 



Max Meadows (74) . . 



Newport News (92) . 



NokeSvUle (94) 



Norfolk (92) 



Petersburg (93) 



Quantico (93) 



Richmond (93) 



Roanoke (92) 



Rocky Mount (92) . . 



Altitude. 



feet. 

 ,575 

 ,180 

 ,000 

 ,479 

 ,310 

 ,970 

 ,532 

 ,350 

 ,880 

 ,366 

 ,360 

 ,050 



404 



507 (H) 

 601 

 [,000 

 876 

 711 

 750 

 700 



(H) 



1 



50 



350 



221 



550 



947 



,540 



,170 



130 



,676 



,250 



250 



800 



206 



,350 



134 



316 



8 



125 



5 



,195 



,060 



500 



685 



,224 



,028 



55 



350 



91 



60 



16 



144 



907 



,150 



No. of 

 years of 

 record. 



16 

 10 

 17 

 9 

 14 

 19 

 14 

 14 

 16 

 35 



13 



20 

 15 

 17 

 23 

 22 

 15 

 16 

 16 



10 

 13 

 15 

 11 

 13 

 17 

 17 



8 

 14 

 13 

 14 

 16 



9 

 17 



7 



9 

 16 

 16 

 22 

 17 

 18 



8 

 23 

 15 

 14 

 19 

 12 

 23 

 18 

 11 

 12 



5 

 12 



Average date of- 



Last frost 

 in spring. 



May 23 



May 26 



Apr. 21 



May 18 



Apr. 25 



May 19 



May 12 



May 28 



Apr. 22 



Apr. 19 



June 18 



May 12 



May 20 



May 5 



May 16 



May 19 



May 13 



May 16 



May 11 



May 21 



Apr. 3 



Apr. 25 



Apr. 15 



Apr. 22 



Apr. 10 



Apr. 27 



Apr. 28 

 Apr. 

 Apr. 

 May 



Apr. 13 



Apr. 7 



Apr. 21 



Apr. 28 



Apr. 21 



Apr. 16 



Mar. 26 



Apr. 13 



Mar. 20 



May 1 



Apr. 22 



Apr. 25 



Apr. 14 



Apr. 26 



May 1 



Mar. 26 



Apr. 17 



Mar. 27 



Apr. 11 



Apr. 19 



Apr. 2 



Apr. 21 



Apr, 10 



8 



23 



4 



First frost 

 in autumn. 



Sept. 22 



Sept. 17 



Oct. 3 



Sept. 25 



Oct. 17 



Sept. 21 



Oct. 3 



Sept. 15 



Oct. 11 



Oct. 18 



Sept. 26 



Oct. 1 



Oct. 10 



Oct. 5 



Sept. 20 



Sept. 18 



Sept. 16 



Sept. 25 



Sept. 26 



Sept. 18 



Oct. 24 



Oct. 14 



Oct. 17 



Oct. 18 



Oct. 29 



Oct. 11 



Oct. 

 Oct. 

 Oct. 



5 

 30 

 17 



Sept. 29 

 Oct. 20 

 Oct. 28 

 Oct. 18 

 Oct. 3 

 Oct. 22 

 Oct. 28 

 Nov. 14 

 Oct. 20 

 Nov. 14 

 4 

 12 

 15 

 1 

 8 

 13 

 9 

 21 



Oct. 

 Oct. 

 Oct. 

 Nov. 

 Oct. 

 Oct. 

 Nov. 

 Oct. 

 Nov. 12 

 Oct. 18 

 Oct. 21 

 Nov. 3 



Oct. 

 Oct. 



19 

 19 



Length of 

 average 

 frostless 

 season. 



days. 



122 



114 



165 



130 



175 



125 



144 



110 



172 



182 



100 



142 



143 

 153 

 127 

 122 

 126 

 132 

 138 

 120 



204 

 172 

 185 

 179 

 202 

 167 

 169 

 205 

 177 

 148 

 190 

 204 

 180 

 158 

 184 

 195 

 233 

 190 

 239 

 156 

 173 

 173 

 201 

 165 

 165 

 228 

 187 

 230 

 190 

 185 

 215 

 181 

 192 



