CLIMATIC CONDITIONS OF THE UNITED STATES. 



169 



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

 United States. (Plate 34.) — Continued. 



Station. 



Illinois — Continued: 



Fairfield (66) 



Flora (66) 



Galva (64) 



Golconda (66) 



Greenville (66) 



Griggsville (65) 



Halfway (66) 



Havana (65) 



Henry (64) 



Hillsboro (65) 



Joliet (64) 



Kishwaukee (64) 



Knoxville (65) 



LaGrange (64) 



LaHarpe (65) 



Lanark (64) 



LaSalle (64) 



Lincoln (65) 



Martinsville (65) . . . 



Martinton (65) 



Mascoutah (65) 



McLeansboro (66) . . 



Minonk (65) 



Monmouth C6.^^ . . . - 



Morrison [l^, 



Mount Vernon (66) , 

 New Burnside (66) . 



Olney (66) 



Ottawa (64) 



Palestine (66) 



Pana (65) 



Paris (65),. 



Peoria (65) 



Philo (65) 



Pontiac (65) 



Rantoul (65) 



Rushville (65) 



St. John (66) 



Springfield (65) 



Streator (64) 



Sycamore (64) 



Tilden (66) 



Tiskilwa (64) 



Vernon (66) 



Walnut (64) 



Winnebago (64) 



Indiana: 



Anderson (67) 



Angola (67) 



Aubiu-n (67) 



Bloomington (68) . . 



Bluffton (67) 



Butlerville (68) .... 

 College\dUe (67) . . . 

 Columbus (68) 



Altitude. 



feet. 

 495 

 495 

 842 

 500 

 635 

 650 

 569 

 475 

 500 

 675 

 541 

 730 

 775 

 657 

 698 

 883 



L 



482 

 630 

 633 

 425 

 462 

 745 

 784 

 685 

 511 

 556 

 486 

 500 

 500 

 692 

 600 

 609 

 700 

 546 

 768 

 670 

 459 

 609 

 616 

 855 

 500 

 798 

 515 

 717 

 900 



892 

 1,052 

 874 

 800 

 835 

 767 

 662 

 632 



No. of 

 years of 

 record. 



12 

 16 

 16 

 20 

 21 

 19 

 11 

 15 

 20 

 14 

 15 

 13 

 14 

 16 

 14 

 21 



4 

 16 

 16 

 17 

 11 

 12 

 13 

 15 

 14 

 14 

 14 

 15 

 19 

 18 

 13 

 16 

 53 

 21 



6 

 17 

 17 

 12 

 29 

 16 

 16 

 16 

 14 



8 

 16 

 20 



14 

 15 

 13 

 12 

 13 

 16 

 9 

 16 



Average date of — 



Last frost 

 in spring. 



First frost 

 in autumn. 



Apr. 16 

 Apr. 18 

 Apr. 29 

 Apr. 6 

 Apr. 15 

 Apr. 21 

 Apr. 5 

 23 

 5 



4 



25 



1 



Apr. 

 May 



Apr. 22 



Apr. 26 

 May 

 Apr. 

 May 



Apr. 24 



May 6 



Apr. 28 



Apr. 27 



Apr. 22 



Apr. 29 



Apr. 22 



Apr. 17 



Apr. 27 



Apr. 28 



May 1 



Apr. 20 



Apr. 17 



Apr. 21 



Apr. 26 



Apr, 18 



Apr. 22 

 Apr 

 Apr 



22 

 15 



Apr. 28 



May 1 



Apr. 26 



Apr. 23 



Apr. 12 



Apr. 18 



Apr. 30 



May 4 



Apr. 13 



Apr. 28 



Apr. 23 



Apr. 24 



May 2 



Apr. 25 



Apr. 30 



May 



Apr. 



May 



Apr. 



May 



3 

 19 



7 

 25 



3 



Oct. 

 Oct. 

 Oct. 



16 

 11 

 10 



Oct. 26 



Oct. 15 



Oct. 17 



Oct. 26 



Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 



14 



7 



15 



9 



1 



13 



11 



5 



1 



13 



10 



11 



Sept. 30 

 Oct. 14 



Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 



Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 



Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 

 Oct. 



Apr. 26 



Oct. 

 Oct. 

 Oct. 

 Oct. 



14 

 8 



10 

 6 



15 



Length of 

 average 

 frostless 

 season. 



Oct. 12 

 Oct. 16 



8 

 12 

 16 

 19 



18 



Sept. 30 



Oct. 14 



Oct. 7 



Oct. 12 



16 



17 



8 



1 



14 



14 



7 



8 



2 



Oct. 11 



Oct. 8 



Sept. 29 



Oct. 20 



2 

 11 



7 

 6 



days. 



183 



176 



164 



203 



183 



179 



204 



174 



155 



176 



166 



150 



171 



163 



164 



148 



168 



166 



172 



154 



175 



180 



164 



165 



158 



178 



178 



178 



165 



177 



177 



180 



186 



155 



166 



164 



172 



187 



182 



161 



150 



184 



169 



167 



167 



153 



169 

 161 

 149 

 184 

 148 

 169 

 157 

 163 



