Daily Means of observed Temperatures at two adjacent stations, — Yictoria 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 River St. Lawrence, taken daily, at noon. 



1861. 



] 



Temp, of 





Thermometer. 





Daily Mean. 



1861. 



Temp, of 





Thermometer. 





Daily Mean. 











i 



March. 



Water. ; 



9 A.M. 



Noon. 



3 P.M. 



6 P.M. 





April. 



Water. 



9 A.M. 



Noon, 



3 P.M. 



6 pm. 





1 



31 



35.5 



40.0 



41.0 



37.0 



38.40 



1 



31 



21.5 



28.0 



29.0 



29.5 



27.00 



2 



31 



36.0 



39.0 



39.0 



37.0 



37.70 



2 



31 



29.5 



35.5 



35.0 



34.0 



33.50 



3 



31 



35.0 



37.5 



43.0 



40.0 



38.90 



3 



31 



33.0 



39.0 



36.0 



370 



36.20 



4 



31 



35.0 



37.5 



39.5 



37.5 



37.40 



4 



31 



26.5 



37.0 



42.5 



42.0 



37.00 



5 



31 



21.0 



22.5 



21.0 



19.5 



21.00 



5 



31 



34.5 



41.0 



43.5 



48.0 



41.80 



6 



31 



22.0 



26.0 



23.5 



21.0 



23.10 



6 



32 



34.5 



39.5 



42.0 



43.5 



40.10 



7 



31 



— 7.5 



1.0 



6.5 



6.0 



1.50 



7 



32 



31.0 



35.5 



40.0 



43.0 



37.50 



8 



31 



13.0 



21.0 



26.5 



24.0 



20.70 



8 



32 



28.0 



34.5 



38.0 



38.0 



34.60 



9 



31 



38.5 



37.0 



34.5 



34.0 



36.00 



9 



32 



32.5 



40.0 



43.0 



41.5 



39.20 



10 



31 



31.5 



30.0 



26.5 



24.0 



28.00 



10 



32 



35.5 



45.5 



52.5 



52.5 



46.50 



11 



31 



12.0 



16.5 



19.5 



19.0 



16.70 



■ 11 



32 



38.5 



42.0 



45.0 



47.5 



43.20 



12 



31 



24.0 



23.5 



25.0 



21.5 



23.50 



12 



32 



35.0 



48.0 



46.5 



45.5 



43.80 



13 



31 



14.0 



17.0 



21.5 



22.0 



18.70 



13 



32 



46.0 



50.0 



50.0 



50.5 



49.20 



14 



31 



5.5 



13.5 



17.5 



13.5 



12.50 



14 



32 



43.5 



44.5 



45.5 



45.5 



44.80 



15 



31 



17.0 



25.5 



29.5 



24.0 



22.70 



15 



32 



32.0 



36.0 



38.5 



39.0 



36.30 



16 



31 



14.0 



27.5 



31.5 



31.0 



26 00 



16 



32 



33.5 



36.0 



37.5 



36.0 



35.80 



17 



30 



— 0.5 



1.5 



5.5 



6.0 



3.00 



17 



32 



30.5 



31.0 



31.5 



30.0 



30.80 



. 18 



30 



— 4.5 



3.0 



7.5 



5.5 



2.70 



18 



33 



31.5 



36.5 



40.0 



395 



36.80 



19 



30 



— 4.0 



5.0 



12.5 



11.5 



6.20 



19 



34 



34.0 



40.0 



42.0 



42.0 



39.60 



20 



30 



(.5 



18.0 



23.5 



20.5 



16.10 



20 



34 



35.5 



41.5 



46.0 



45.5 



42.20 



21 



30 



15.0 



22.5 



26.5 



25.5 



23.40 



21 



34 



43.5 



47.5 



50.5 



52.0 



48.60 



22 



31 



29.0 



32.5 



36.0 



35.5 



33.60 



22 



34 



41.5 



47.0 



45.0 



45.0 



44.70 



23 



32 



27.5 



32.5 



38.5 



38.0 



34.20 



23 



35 



47.0 



53.0 



54.0 



53.0 



51.80 



24 



32 



34.5 



35.5 



35.0 



30.0 



33.80 



24 



36 



39.5 



45.5 



43.5 



43.0 



42.90 



25 



32 



27.0 



33.5 



34.5 



33.5 



32.10 



25 



36 



• 45.0 



45.5 



48.5 



47.0 



46.50 



26 



32 



37.0 



37.5 



35.5 



35.0 



36.20 



26 



37 



42.5 



49.0 



53.5 



53.5 



49.70 



27 



32 



34.5 



35.5 



35.5 



36.5 



35.50 



27 



38 



42.0 



53.5 



45.0 



43 5 



46.00 



28 



32 



24.5 



30.0 



32.5 



33.0 



30.00 



28 



40 



52.0 



54.0 



50.0 • 



49.0 



51.20 



29 



32 



30.5 



35.0 



39.0 



32.0 



35.20 



29 



42 



46.5 



50.0 



56.5 



59.0 



53.00 



30 



32 



42.0 



40.5 



36.0 



33.5 



38.00 



30 



42 



46.0 



47.5 



46.5 



46.0 



46.50 



31 



32 



17.5 



22.5 



27.0 



28.0 



23.70 

















Monthly 

 Means, 















Monthly 

 Means, 















312 



21.0 



25.8 



28.2 



26.3 



25.40 



33.8 



37.0 



42.5 



43.9 



44.0 



41.7 



o 



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> 



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a 



H 



f 

 a 



CO 

 CD 



