Daily Means of observed Temperatures at two adjacent stations. — Victoria Bridge and Point St. Charles. Montreal, Canada. — at the hours 

 of 9 a.m., Noon. 3 p.m., and 6 p.m.; and also Temperature of the water of the Eiver St. Lawrence, taken daily, at noon. 









Thebmometeb. 













Thermometer. 







1861. 



Temp, of 











Daily Mean. 



1861. 



Temp, of 











Daily Mean. 



July. 



Water. 



9 A.M. 



Roon. 



3 P.M. 



6 P.M. 





August. 



Water. 



9 A.M. 



Noon. 



3 P.M. 



6 P.M. 





1 



63 



58.5 



66.0 



67.5 



65.5 



64.30 



1 



69 



69.5 



74.0 



78.5 



77.0 



74.80 



2 



64 



55.0 



57.5 



58.5 



56.5 



56.80 



2 



71 



74.0 



81.0 



82.0 



81.0 



78.20 



3 



60 



60.0 



65.0 



71.0 



73.0 



67.20 



3 



70 



75.5 



79.5 



81.0 



78.5 



78.70 



4 



64 



68.0 



77.0 



80.5 



79.5 



76.20 



4 



70 



75.0 



81.0 



80.0 



76.0 



78.00 



5 



61 



72.5 



82.0 



86.5 



86.5 



81.80 



5 



75 



72.0 



78.0 



80.5 



71.0 



75.40 



6 



63 



76.5 



85.0 



87.5 



85.0 



83.50 



6 



68 



66.0 



68.5 



68.5 



68.0 



67.80 



7 



63 



76.0 



85.0 



88.0 



82.5 



82.80 



7 



69 



64.0 



70.5 



74.0 



73.5 



71.50 



8 



64 



78.5 



85 5 



90.0 



81.5 



83.90 



8 



70 



66.0 



74.5 



74.5 



73.0 



72.00 



9 



64 



77.5 



67.5 



74.5 



73.5 



73.20 



9 



73 



65.0 



74.0 



78.0 



75.5 



73.20 



10 



65 



70.0 



76.0 



69.5 



72.0 



71.80 



10 



69 



72.5 



76.5 



76.0 



68.5 



73.30 



11 



64 



55.5 



56.5 



60.0 



59.5 



57.90 



11 



70 



63.0 



67.5 



71.0 



70.0 



67.80 



12 



64 



59.0 



59.0 



61.0 



60.5 



59.90 



12 



70 



58.5 



65.0 



70.5 



67.5 



65.30 



13 



65 



59.0 



65.0 



68.5 



67.5 



65.00 



13 



62 



60.5 



70.0 



70.5 



68.0 



67.40 



14 



65 



64.5 



66.5 



70.0 



70.5 



67.80 



14 



63 



60.0 



64.5 



70.5 



66.0 



65.20 



15 



61 



60.0 



60.5 



62.5 



62.0 



61.30 



15 



69 



66.0 



74.5 



76.5 



73.0 



72.50 



16 



61 



63.0 



68.0 



71.0 



71.5 



68.40 



16 



69 



66.0 



77.5 



77.5 



75.5 



74.20 



17 



61 



63.5 



69.5 



70.0 



68.0 



67.70 



17 



70 



67-5 



77.5 



77.0 



74.0 



73.40 



18 



62 



67.0 



76.5 



78.0 



74.0 



73.80 



18 



71 



68.5 



74.5 



77.0 



74.0 



73.10 



19 



63 



69.0 



69.0 



75.5 



75.0 



72.10 



19 



70 



60.0 



65.5 



69.5 



69.0 



66.00 



20 



61 



63.0 



63.5 



69.5 



66.0 



65.50 



20 



70 



60.0 



70.0 



74.5 



72.0 



69.10 



21 



59 



61.5 



67.0 



70.5 



68.5 



66.90 



21 



64 



67.5 



67.5 



69.5 



70.5 



68.70 



22 



66 



63.5 



66.0 



64.5 



64.5 



64.60 



22 



68 



61.5 



64.0 



68.0 



65.0 



64.60 



23 



66 



61.0 



66.0 



69.0 



70.5 



66.60 



23 



69 



60.0 



66.0 



70.0 



68.5 



66.10 



24 



65 



65.0 



72.0 



76.0 



75.5 



72.20 



24 



70 



68.5 



73.0 



76.5 



68.5 



72.90 



25 



69 



69.0 



75.0 



78.5 



76.5 



74.80 



25 



70 



66.5 



74.0 



76.5 



74.0 



72.80 



26 



70 



71.0 



78.5 



79.5 



76.5 



76.40 



26 



70 



69.0 



76.0 



75.0 



72.0 



73.00 



27 



69 



75.0 



75.5 



77.5 



76.0 



76.00 



27 



70 



70.5 



74.5 



73.0 



73.0 



72.80 



28 



70 



74.0 



79.0 



81.0 



79.0 



78.40 



28 



70 



67.5 



74.5 



77.5 



75.5 



73.80 



29 



70 



69.5 



70.5 



68.5 



73.5 



70.00 



29 



70 



66.0 



73.0 



76.0 



74. 5 



72.40 



30 



70 



69.5 



74.0 



75.5 



76.5 



73.80 



30 



69 



65.0 



70.0 



65.5 



65.5 



66.50 



31 



69 



68.0 



67.0 



68.5 



70.5 



68.40 



31 



62 



56.0 



61.5 



62.0 



60.5 



60.00 



Monthly 

 Means. 















Monthly 

 Means, 















66.60 



66.5 



70.7 



73.0 



72.1 



70.50 



69.0 



66.1 



72.! 



72.6 



71.2 



70.90 



o 



*5 



W 



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