Meteorological Observations. 



XXX 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of April 1875. 



Solar Radiation, Weather, &c. 



Max. Solar 

 radiation. 



Rain Guage 



1^ ft. above 

 Ground. 



Wind. 







Prevailing 

 direction. 



p-i 



Daily 

 Velocity. 



General aspect of the Sky. 



I 1 



2 



134.0 

 133.0 



Inches 



3 



134.2 



1.03 



4 



136.0 





5 



134,2 





6 



133.0 





7 



140.8 





8 



9 



10 



11 



12 



144.0 

 143.0 

 146.0 

 145.0 

 143.3 





13 



145.8 



... 



] i 

 15 

 16 



145.0 

 145.2 

 145.5 





17 

 18 



147.0 

 146.2 





19 



143.0 





S & S by E 

 E S E & S 



S 

 S 

 S 



S 



S 



S by W & S 



0.8 



SE& S SE 

 S SE& SbyE | 0.2 

 S S E & S 



S by W & S 



S 



S 

 S & S S E 

 S hy E & S 

 S & S by E 



1.0 



Mil 

 122 



217 



188 

 145 

 145 



.7 



.0 



100.4 



164.5 



147 

 141 



166 

 174 

 169 



210.0 



223 

 198 

 191 



105 



160 



147 



Bto4A.M.,\i to 6,13 foil p.m. 



S to 5 a. si., V.i to 2, ,_i to 5, 

 S to 11 p. m. T at 11 p. si. L on 

 N W from 9 to 11 p. si. 



\ i to 1, B to 5, \_-i to 8 a. m. 



i to 7, S to 11 p. m. T-L & R 

 before midnight. 



\i to 1, B to Noon, ^i to 4, 

 S to 8, \i to 1 1 p. 3i. Sheet L 

 on IN Wat 7 &8p. ii.Dat8p.3i. 



Scuds to 3, \ i to 6, ^i to 10, 

 B to .Noon, ~i to 4, S to 9 B to 

 11 p.3i. T & L from of lo 9 p. si., 

 |D at 9 p. 3i. 



B to 1, ^i to 4, O to 6, Vd to 

 9 ■&.. m., --d to 5, B to 11 p. 3i. 

 ! T, L & D at 5| a. m. 



Scuds to 8, B-to 11 a. si.- °i 

 to 3, B to 11 p. m. 



B- 



B. 



B. 



B. 



B to 1. Scuds to 8 a. m. B to 

 9, Scuds to 11 p. m. 



B to 2, Scuds to 7 a. m. B to 



.1 P. 31. 

 Scuds to 7 A. 31. B to 11 P. ST. 



B to 3, Sto6 a. si. B to 11 p. si. 



B to 5, Scuds to 8 a. m. B to 

 9, Scuds to 11 r. si. 



Scuds to 2 a.m. B to 1., \i to 

 4, B to 9, Scuds to 11 p. si. 



Scuds to 3 a. m. B to 3,Vd to 



11 P. 31. 



\i to 1, Vi to 10 a. bi. B to 

 1, \i to 11 p. M. 



\iCirri, — i Strati, ^ i Cumuli, \_i Cirro-strati, ri -i Camulo-strati, v^_i INimbi, 

 Vi Cirro, cuniuli-B clear, S stratoni, O overcast, T thunder, L lightning, 

 R. rain, D, drizzle. 



