1^2 



fiiBMAEKS ON THE ST. MAUTIN, ISLE JESUS, METEOROLOGICAL REGISTER 

 FOR DECEMBER, 1861. 



iHls;liest, the 12th day 80.372 

 Lowest, the 23rd day 29.378 

 Monthly Mean 29.892 

 Monthly Range 0.994 



{Highest, the 8th day 46°9 

 Lowest, the 21st day ~10°0 

 Monthly Mean 20^54 

 Monthly Range 56»9 



Greatest intensity of the Sun's rays 6908 



Lowest point of Terrestrial Radiation ""lloT 



Mean of Humidity 796 



Rain fell on 5 days, amounting to 1.306 inches ; it was raining 31 hours, and was accom- 

 panied hy Thunder on 1 day. 

 Snow fell on 7 days, amounting to 8.27 inches ; it was snowing 80 hours and 55 minutes. 

 Most prevalent wind, "W. S. "W. 

 Least prevalent wind, N. 



Most windy day, the Uth day; mean miles per hour, 2T.18. 

 Least windy day, the 31st day ; mean miles per hour, 0.25. 

 Aurora Borealis visible on 3 nights. 

 Solar Halo visible on 3 days. 

 Lunar Halo visible on 3 nights. 



The Electrical state of the Atmosphere has indicated high intensity. 

 Winter fairly set in on the 23rd day. 

 Encke's comet visible. 



REMARKS ON THE ST. MARTIN, ISLE JESUS, METEOROLOGICAL REGISTER 

 FOR JANUARY, 1861. 



rHisrhest, the 27th day 30.666 



•B.»«™o+o^ jLowest, the 1st day 28.863 



Barometer ;)Monthly Mean 29.845 



(Monthly Range .' 1.803 



{Highest, the 9th day 37°. 

 Lowest, the Uth day — 27°.7 

 Monthly Mean 90.48 

 Monthly Range 640.7 



Greatest intensity of the Sun's Rays 450. 1 



Lowest Point of Terrestrial Radiation ~29°.2 



Mean of Humidity 783 



Rain fell on 4 days, inappreciable. 



Snow fell on 13 days amounting to 36.85 inches. It was snowing 95 hours and 38 minutes. 



Most prevalent vnnd, the N. E. by E. 



Least prevalent wind, the S. 



Most windy day, the 27th ; mean miles per hour, 19.85. 



Least windy day, the 17th ; Calm. 



Aurora Borealis visible on 3 nights. 



Lunar Halo very bright on 1 night. 



Zodiacal light bright (but Venus presents an early and well defined view.) 



The Electrical stale of the Atmosphere has indicated high intensity* 



Postscript. -^MRi Chapman wishes to announce) for the Inforinatioii of corres- 

 potidents and others, that, with the issue of the present Number, his connexion 

 ■fldth the Canadian Journal as General Editor, is brought to a close. A projected 

 Tisit to Europe, combined with the pressure of other work, has compelled him to 

 place his resignation in the hands of the Editing Committee. He is happy to 

 add, however, that the Journal will be carried on, at least for the present, under 

 the able management of Professor Hincks of Uniyersity College, Toronto. 



Marchj 1862. 



