[To face page 103. 



GENERAL METEOROLOGICAL REGISTER FOR-THE YEAR 1861. 



Provincial Magnetical Observatory, Toronto, Canada West. 

 Latitude, 43° 39' 4" North; Longitude, 5b. 17m. 33s. West.— Elevation above Lake Ontario, lOS Feet; approximate Elevation above the Sea, 342 Feet. 



Jan. 



Feb. 



Mae. 



Ape. 



May. Jun 



Jui. 



Aug. 



Oct. 



Nov. 



Dec. 



Year 

 1861. 



Year 

 1860. 



Year 

 1859. 



Year 



1858. 



Year 



1857. 



Year 

 185C. 



Year 

 1865. 



Mean temperature 



Difference from average (22 years)., 

 Thermic anomaly (Lat. 43° 40' N.). 



Highest temperature 



Lowest temperature 



Monthly and annual ranges . 



19.86 

 - 3.67 

 -12.94 



26.06 

 + 3. OS 

 — 8.64 



26.92 

 - 3.21 

 -13.18 



42.02 

 + 1. 

 — 8.18 



47.50 

 - 3. 

 -10.60 



61.29 



— 1.0'7 



— 3.31 



65.37 



- 1.48 



- 3.33 



65.48 



— 0.54 



— 3.02 



59.07 

 + 1.16 

 — 2.43 



48.74 

 h 3.22 

 - 5.06 



37.14 

 h 0.45 

 - 6.06 



31.13 

 + 5.02 

 — 4.87 



44.22 



- 0.10 



- 6.78 



41.32 

 + 0.20 

 — 6.68 



44.19 

 + 0.07 

 — 6.81 



44 

 r 0.62 

 - 6.26 



37.0 

 -11.2 



48.2 



46.0 

 -20.8 

 66.8 



47.4 



- 5.2 



52.6 



67.0 

 23.8 

 43.2 



73.0 

 28.0 

 45.0 



87.8 

 41.6 

 46.2 



47.0 

 37.5 



85.2 

 47.0 

 .38.2 



78.8 

 37.1 

 41.7 



71.0 

 29.0 

 42.0 



52.4 

 23.0 

 29.4 



49.7 



87.8 

 -20.8 

 108.0 



88.0 

 - 8.5 

 96.5 



88.0 

 —26.5 

 114.5 



90 2 

 - 7.3 

 97.5 



Mean maximum temperature 

 Mean minimum temperature 



Mean daily range 



Greatest daily range 



25.14 

 13.93 

 11.21 

 25.2 



32.37 

 18.54 

 13.83 

 32.4 



33.53 

 20.71 

 12.82 

 33.3 



49.71 



35.3 



14.36 



28 



55.69 

 40.04 

 15.65 



28.4 



70.36 

 51.26 

 19.11 

 29.5 



74.67 

 56.23 

 18.44 

 29.1 



74.30 

 58.15 

 16.16 

 25.0 



66.38 

 51.80 

 14.58 

 24.0 



55.34 

 41.62 

 13.73 

 31.9 



42.39 

 31.99 

 10.40 

 20.4 



37.03 



24.23 

 12.80 

 26-4 



14.42 

 33.3 



14.24 

 30.7 



13.66 

 39.8 



13.84 

 31.2 



42.73 

 - 1.39 



42.16 



- 1.96 



- 8.84 



43.96 



— 0.16 



— 7.04 



88.2 

 —20.1 

 108.3 



90.6 



-18.7 

 115.3 



16.38 

 37.0 



18.29 

 44.2 



92.8 



—25.4 

 118.2 



18.19 

 39.4 



Mean height of bai-ometer 



Difference from average (18 years)., 



Highest barometer 



Lowest barometer 



Monthly and annual ranges . 



29.6.517 

 + .0183 



29.5441 

 —.0681 



29.6206 

 + .0383 



29.5640 

 —.0230 



29.5454 

 —.0392 



29.5698 

 + .0074 



29.5505 

 — .0509 



29.6530 

 + .0317 



30.330 

 29.006 

 1.324 



30.144 

 28.979 

 1.165 



30.200 

 29.034 

 1.166 



30.120 

 29.055 

 1.065 



29.955 

 28.644 

 1.311 



29.810 

 29.176 

 0.634 



29.830 

 29.269 

 0.561 



29.902 

 29.382 

 0.520 



Mean humidity of the air . 



29.6084 

 —.0545 



.30.104 

 29.076 

 1 028 



.79 



29.6191 

 — .0309 



30.054 

 28.998 

 1.056 



29.5371 

 —.0708 



29.7461 

 + .0981 



30.000 

 29.005 

 0.995 



30,182 

 29.171 

 1.011 



.79 



29.6008 

 — .0121 



30.330 

 28.644 

 1.686 



29.5923 

 -.0210 



30.267 

 28.838 

 1.429 



.77 



29.6209 

 + .0076 



30.392 

 28.286 

 2.106 



29.6267 

 + .0134 



30.408 



28.849 



1.559 



29.6054 



- .0079 



30.361 

 28.452 

 1.909 



29.5999 

 — .0134 



30.480 

 28.459 

 2.021 



.75 



29.6249 

 + .0116 



30., 552 

 28.459 

 2.093 



.77 



Mean elasticity of aqueous vapour.. 



-467 



.249 



Mean of cloudiness 76 



I 



Resultant direction of the wind 



" velocity of the wind 



Mean velocity (miles per hour) 



Difference from average (14 years)... 



N 86 w 

 2.92 

 9.30 



+1.44 



N 77 vr 



3.86 



10.58 



+ 2.50 



.74 



N 54W 



4.33 



10.56 



+ 1.96 



N 37 E 

 2.31 

 8.90 



+ 1.03 



N 47"W 

 3.60 

 9.17 



+ 2.55 



39 W 

 2.29 

 6.11 



+0.84 



N 74^ 

 1.43 

 4.66 

 0.25 



N 8 E 

 0.46 

 4.21 



-0.96 



N 71 w 

 1.-39 

 4.81 



—0.59 



N 61w 

 1.06 

 5.96 



+ 0.10 



N 46 W 

 1-94 

 7.44 



—0.05 



N 72w 

 3.50 

 7.96 



—0.22 



.57 



N 56 W 

 2.11 



7.47 

 + 0.70 



N 60w 

 3.32 



N 61 W 



2.24 



8.17 



+ 140 



N 41 W 

 1.59 



7.04 

 +0-87 



N 74w 

 2.54 

 7.99 



+1.22 



N 71 w 

 3.03 

 8.31 



+ 1.54 



N 62 W 

 2.51 

 8.14 



+ 1.37 



Total amount of rain 



Difference from average (21 & 22 yrs ) 

 Number of days rain 



0.685 

 —0.722 



0.815 

 -0.231 



4 



3.380 

 + 0.139 



12 



Total amount of snow 



Difference from average (19 years). 

 Number of days snow 



Number of fair days 



20.6 



+ 6.97 



23 



29.7 

 +11.67 

 17 



7.11 6.9 



1.67 + 4.39 



14 4 



0.5 



+ 0.40 



1 



16 18 



2.635 



-0.855 



16 



2.953 



+0.002 



15 



1.993 



—0.492 



15 



+1.154 

 14 



0.560J 26.995 



-0.9851—3.329 



el 136 



23.434 

 —6.890 

 130 



33.274 



+2.950 



127 



28.0.51 



—2.273 



131 



33.205 

 + 2.881 

 134 



21.505 

 -8.819 



17 15 



Inapp. 



— 0.84 

 1 



3.2 

 + 0.10 



8 



6.8 



7. 80 



8 



I I 



15 10 I 17 



74.8 



+ 13.17 



76 



45.6 

 -10.03 



75 



04.9 

 + 3.27 



87 



45.4 73.8 

 -16.23+12.17 

 67 79 



65.5 



+ 3.87 



69 



31.650 



+ 1.320 



103 



99.0 



+ 37.37 



64 



165 174 I 169 



178 171 198 



Number of auroras observed 



Possible to see aurora (No. of nights). 



I I I 



16 17 I 18 I 18 17 



17 16 



11 16 I 180 



190 I 199 



I 



198 I 189 212 



Number of thunderstorms . 



27 30 30 



19 28 25 



204 

 38 



