256 



PROFESSOR C. PIAZZI SMYTH ON 



Tables XXVII. and XXVIII ; or " FROST AND FIRE " IN EACH MONTH ; OR THE 



FROST, AND BY DAY FOR FIRE, i.e., SOLAR 

 Table XXVII. represents " Frost " only, being the Maximum Depression in each Month by Night 



REPRESENTS " FlRE " OR SOLAR RADIATION ONLY, BEING THE MAXIMUM ELEVATION IN EACH 



Table XX VII.— "FROST." 



Year. 



January. 



February. 



March. 



Ap 



il. 



May. 



June. 



July. 



Obsd. 



Sueces. 1 

 Menus. 



Obsd. 



Sueces. 

 Weans. 



Obsd. 



Sueces. 

 Means; 



Obsd. 



Sueces. 

 Means. 



Obsd. 



Sueces. 

 Means. 



Obsd. 



Sueces. 

 Means. 



Obsd. 



Sueces. 

 Means. 



1856 































1857 



-19-6 





-11-0 





-12-2 





- 9-2 





- 4-2 





+ 0-3 





+ 1-9 





1858 



-14-6 





-21-5 





-18-8 





-15-6 





- 6'8 





+17 





+ 1-5 





1859 



-15-4 



-17-1 



-i6-s 



-17-4 



- l6 - 2 



-16-6 



-14-8 



-*S\5 



-i5"3 



-14-9 



— 12 "4 

 -13' 2 



- 9'4 



-5'5 

 -6'8 



-1-9 



+ i-o 



O'O 



+ 0-2 



+ l'7 

 + 1-2 



1860 



-19-4 





-28-7 





-14-0 





-11-2 





- 5'1 





+ 0-2 





+ 4-4 





1861 



-24-5 



- I7'2 



-17-4 



— 19*6 



- 7-8 



-15-0 



-10-7 



- 127 



-11-6 



-6' 4 



+ 37 



+o-i 



+ 4-4 



+ 2'0 



1862 



- 8-8 



-187 



-16-5 



- 19*2 



-21-0 



-13 '5 



-10-8 



-12-3 



- 5-6 



-7'4 



-1-1 



+ o-8 



+2-3 



+ 2 'S 



1863 



-107 



- 17 'O 



-10-5 



-l8'8 



-12-4 



-14-8 



- 7-9 



— I2"I 



- 5-8 



-7'i 



-0-6 



+ o'5 



-3-9 



+ 2 '4 



1864 



-20-2 



-i6-i 

 -16 '6 



-23-2 



- 17*6 

 -18-3 



-19-3 



-14-4 

 -15-0 



- 7-5 



-ii'S 



- II'O 



- 69 



-6-9 

 -6' 9 



-4-3 



+ 0-3 



-0'2 



+ 3-3 



+ i'S 

 + 1-8 



1865 



-23-5 





-24-6 





-13-8 





-10-1 





- 5-8 





-1-0 





+0-6 





1866 



-18-8 



-17 '4 



-17-8 



- i9'o 



-21-8 



-14-9 



-12-9 



— io'9 



-11-1 



-6'8 



-4-6 



-°'3 



+2-2 



+ i-6 



1867 



-25-8 



-17 "6 



-14-3 



-18-9 



-21-0 



-15-6 



- 6-8 



- ii'i 



- 6-6 



- 7 '2 



-0-4 



-o-8 



+ 0-9 



+ i'7 



1868 



-17-2 



-i8-3 



-10-6 



-i8-4 



-11-5 



-16-1 



-10-2 



— 107 



- 8'1 



- 7 '2 



+1-0 



-07 



+ 3-8 



+ r6 



1869 



-131 



-18-2 

 -17-8 



- 8-0 



-17-8 



- 17 'O 



-13-3 



-157 

 -i5"5 



-12-5 



-io'6 



-io-8 



-10-4 



- 7 '2 



-7'S 



-4-5 



-o-6 

 -0-9 



+4-0 



+ r8 



+ 2 - 



1870 



-15-7 





-20-6 





-16-2 





- 76 





- 6'1 





+2-3 





+ 4-5 





1871 



-18-5 



-177 



-10-9 



-17 '3 



-15-2 



-iS-6 



-11-4 



-10 "6 



-11-0 



-7 '4 



-3-1 



-07 



+ 3-5 



+ 2"2 



1872 



-13-2 



-177 



- 9-6 



- 16 '9 



-13-8 



-iS'S 



- 8-6 



-io - 6 



- 87 



-7-6 



-1-6 



-o-8 



+0-2 



+ 2'2 



1873 



-15-3 



-17-4 



-21-5 



-164 



-123 



-iS - 4 



-11-6 



-10-5 



-10'8 



-77 



-1-5 



-0-9 



+ 2-6 



+ 2-1 



1874 



-11-0 



-i7'3 

 — 17 'O 



-16-2 



— 167 

 — 167 



-15-6 



-i5'3 

 -iS"3 



- 8-1 



- io"6 

 — 10 "4 



- 9'4 



~T9 



-8'0 



-4-4 



-0-9 

 - i'i 



+ 37 



+ 2-1 

 + 2 - 2 



1875 



-19-0 





-177 





-13-9 





-11-4 





- 3-9 





-2-1 





-0-4 





1876 



-17 3 



-17-1 



-167 



- 167 



-15-2 



-iS' 2 



-14-8 



-io'S 



- 9'8 



-7'8 



-07 



- 1 "a 



+ 3-0 



+ 2-1 



1877 



-17-9 



-17-1 



-16-2 



— 167 



-16-2 



-IS' 2 



-11-7 



- 107 



-11-9 



-7'9 



+ 1-5 



— i'i 



+ 3-6 



+ 2'I 



1878 



-16-4 



-17-1 



- 9-6 



-167 



-16 3 



-IS' 2 



-11-9 



— 107 



- 5-5 



-8'o 



-3-9 



— I'O 



+ 2-9 



+ 2'2 



1879 



-23-6 



-17-1 

 -i7'4 



-19-9 



- 16 '4 

 -16-5 



-18-1 



-iS'3 



-iS'4 



-12-2 



-io-8 

 - io'9 



-12-4 



-7'9 



-8'i 



-2-1 



- i'i 



— i'a 



+ 3-5 



+ 2'2 

 + 2-3 



1880 



-IP -4 





-10-4 





-13-4 





-10-6 





- 9-2 





-5-3 





+ 1-8 





1881 



-34-1 



I7'S 



-19-0 



-16-3 



-23-4 



-IS'3 



-15-6 



- io'8 



- 7-5 



-8'2 



-6-8 



-i'4 



+ 1-2 



+ 2 - 3 



1882 



-107 



-18-1 



- 8-8 



- i6'4 



- 8-3 



-i5'7 



-133 



- II'O 



- 6'9 



-8-i 



-2-3 



-i-6 



+ 5-0 



+ 2'2 



1883 



-12-8 



-17-8 



-10-2 



-i6'i 



-16-7 



-iS'4 



- 8-8 



- ii'i 



- 9'3 



-8-1 



-2-5 



-i-6 



+ 1-5 



+ 2'3 



1884 



-13-0 



- iy'6 

 '7'5 



-12-6 



-iS'9 

 -i S -8 



-10-3 



->5'4 

 -IS' 2 



-10-8 



-II'O 

 -II'O 



- 6-6 



-8-1 

 -8-2 



-1-4 



-i-6 

 -r6 



+ 0-5 



+ 2'3 

 + 2 - 2 



1885 



-17 5 





-19-1 





-14-4 





-11-2 





- 87 





-3-3 





+ 1-5 





1886 



-27 



-I7-5 



-20-3 



-iS'9 



-21-4 



-i5' 2 



-10-5 



1 1 'O 



- 87 



-8-i 



-37 



-i'7 



+ 0-6 



+ 2'2 



1887 



-17 -2 



-17-8 

 -17-8 



-15-0 



- i6 - o 

 - 16 "O 



-17-6 



-i5'4 

 -iS'5 



-121 



- II'O 



- II'O 



- 7-9 



-8'i 

 -8'i 



-1-6 



-i'7 

 -i'7 



-1-0 



+ 2'2 

 + 2-1 



