MONTDLY METEOROLOGICAL EEGISTER, ST. MARTINS, ISLE JESUS, CANADA EAST, (NINE MILES WEST OF MONTREAL,) FOR THE MONTH OF DECEMBER, 1860. 



Latitude, 45 degrees 32 minutes North. Longitude, 13 degrees 3G minutes West. Heiglit above the level of the Sea, 118 feet. 



BY CHARLES SMALLWOOD, M.D., LL.D. 



Barometer— corrected 

 and reduced to 



32" P. 

 (Enslish inches.) 



6 a. m. I 2 p. m. 10 p. m. 



29.914 

 202 

 552 

 817 

 679 

 55S 

 7*5 

 *79 



30. 07G 



29. 91« 

 582 

 511 

 373 



30. 203 

 451 

 097 

 259 

 507 

 3«9 

 201 



29. 594 

 4»3 

 990 



30.118 

 154 

 253 

 317 

 46S 

 510 

 323 



701 

 498 

 672 

 819 



30. 0)0 



29. 800 

 604 

 079 

 302 

 635 



30.310 

 411 



29. 909 



30. 205 

 545 

 209 

 109 



29. S51 

 802 



30. 029 

 018 

 0S3 

 248 

 301 

 415 

 341 



210 



7.56 

 736 

 682 

 674 

 714 

 931 

 30. 137 

 29.400 

 782 

 176 

 889 

 30.510 

 392 

 056 

 378 

 649 

 226 

 132 

 29.645 

 81J 

 30.101 

 178 

 0S9 

 212 

 421 

 603 

 3-28 

 220 

 26S 



Temperature of the 

 Air.— F. 



ia. ra. I 2 p. 1 



30.1 

 21.2 

 23.1 

 26.1 

 23.0 

 141 

 18.2 

 14.0 



20.1 

 10.4 

 9.4 

 10.0 



-6.0 

 -0.0 

 32.4 

 26,1 

 19.0 

 6.0 

 2.0 

 9.2 

 14.2 

 19.1 

 17.3 

 16.1 

 17.0 

 19.1 



31.7 

 28.2 

 32.1 

 28.2 

 27.2 

 21.5 

 20.2 

 34.2 

 30.0 

 17.6 

 15.6 

 14.6 

 9.0 

 0.0 

 6.0 

 13.0 

 9.6 

 SO 

 4.0 

 34,0 

 22.3 

 31.2 

 19,7 

 17.2 

 19.8 

 29.9 

 25.1 

 28.1 

 19.3 

 31.2 

 21.1 



2S.0 

 27.3 

 30,0 

 25.5 

 21.3 

 13.8 

 12.6 

 1.3.9 

 17.4 

 21.1 

 8.8 

 11.6 



. 1.0 

 7.5 



-3.0 

 16.2 

 2.3 



-8.9 

 20.1 

 19.0 

 12.9 

 19.1 

 7.2 

 11.6 

 18.1 

 23.9 

 17.8 

 18.9 

 16.8 

 31.1 

 20.9 



Tension of Aqueous 

 Vapour. 



.115 

 .127 

 .155 

 .117 

 .090 

 .063 

 .060 

 .059 

 .072 

 .085 

 .042 

 .051 

 .034 

 .325 

 .052 

 .071 

 .010 

 .024 

 .091 

 .142 

 .051 

 .0S7 

 .045 

 .057 

 .088 

 .100 

 .072 

 .077 

 .070 

 .185 

 .088 



Humidity of the 

 Atmosphere. 



.75 

 .76 

 .78 

 .73 

 .70 

 .80 

 .80 

 .80 

 .83 

 .85 

 .79 

 .85 

 .88 

 .71 

 .84 

 .76 

 .79 

 .92 

 .79 

 .75 

 .76 

 .80 



Direction of Wind. 



6 a. m. 



W. N. W. 

 W. 



W. by S. 

 N. E. by E. 

 N. W. by N, 

 W. by S. 

 N. B. by E. 

 N. B. by E. 

 S.S. W. 

 N. E. by E. 

 N. N. \V. 

 S. S. W. 

 W. S. W. 

 W. 



N. E. by E. 

 N. E. by E. 

 W. 



N. E. by E. 

 N. B. by E. 

 E.by S. 

 W. 8. \V. 

 N. E.byE. 

 S.W. 

 W. S. W. 



w. 



S.W. 

 W. S.W. 



w. s. w. 



N. E.byE. 

 N. E. by E. 



w. s. w. 



2 p. m. 



10 p. m. 



S. S. W. 



N.E.byE. 



N. B. by E. 



N. E. by E. 



W. S.*. 



N. E. by E. 



W. S. W. 



W. 



S. 8. W. 



S.W. 



\v. s. w. 

 w. s. w. 



N. E. by E. 

 S. E. by E. 



w. s. w. 



w. s. w. 



W. by S. 



W. 



N. E.bvE. 



W. by N. 



S. E. by E. 



VI ^- 



W. s. w. 

 N. E. by E. 

 W.N. W. 

 E. S. E. 



w. s. w. 

 w. 



S. W. by S. 



S. W. by S. 



S. S.W. 



N. E. by E. 



E. by S. 



N.E.byE. 



W. 



W. by S. 



W. S. W. 



W. 



S.W. 



w. s. w. 

 w. s. w. 



S. by W. 



iN. fi. by E. 

 S. S. E. 

 S.W. 



111 a 



WB.S 



299. 04 



299. 30 

 248,00 

 106.44 

 2S7.30 



69.30 

 45.40 

 35,30 

 42, 90 

 243,60 



228. 31 

 97.20 

 66.70 



0.10 



17.30 



25.80 

 172.50 



88.60 

 169. 10 

 214. 20 

 140.61 

 113,10 



88.90 

 248.40 

 :43. 60 



34.50 

 7.60 

 5.80 



60.40 

 102. 09 

 257. 60 



OZONE. 



Mean 

 amount 



of, in 

 tentlis. 



1.0 



3.0 



3.6 



3.0 



8,5 



1,0 



2,6 



2,5 



2,0 



3,6 



2.5 



2.5 



2.0 



2.5 



2.0 



2.0 



2.0 



2.0 



3.0 



6.0 



3.0 



1.8 



2.0 



2.0 



2.6 



2.5 



2.0 



2.0 



2.6 



1.6 



4.6 



Amount 

 of. in 

 inclies 



1.10 

 1.88 



Inapp. 



3, SI 

 0.27 

 .0.75 



4.40 

 2.18 



Inapp. 

 Inapp, 



TVEAXnEB, CLOUDS, EEMAEKS, &C. 4c. 



[A cloudy sky is represented by 10, a cloudless one by 0.] 



C.C.Str. 

 On. St. 



0. C. Str. 

 Snow. 



Ou. Str. 

 C. C. Str. 

 Clear. 

 Cu. Str. 

 C. 0. Str. 

 C.Str. 

 Clear. ' 

 C.C.Str. 

 Raiu. 

 Cu. Str, 

 Snow. 

 Clear. 

 Ou. Str. 

 C. 0. Str. 

 0. C. Str. 



Snow. 

 Cu. Str. 



0. C. Str. 

 C\i.Str. 



C.C.Str. 

 Cu.St. 



Snow. 

 l"u. Str. 

 Snow. 

 C. C. Str, 

 Clear. 



C. Cum. 

 Clear.; 



Ou. Str. 



Snow. 



Clear. 



Snow. 



Ou.Str. 



Snow. 

 Cir. Cul, 



Snow. 

 Cu. Str. 



acar. 

 Cu. Str. 

 Clear. 



Snow. 

 Clear. 

 Cu. Str. 

 Clear. 



Cu.St. 



C. C. Str. 

 Clear. 

 Cu. Str. 

 Nimb. 

 Clear. 

 Cu. Str. 

 Clear. 

 Cirr. Str. 

 Cu. Str. 



Hazy. 

 Clear. 

 Ou. Str. 



Zodiacal light. 

 An. B. and Zod. It. 



Zodiacal light. 

 Zodiacal light. 



4. Lunar Halo. 



Zodiacal light. 



REPORT FOR THE MONTH OF JANUARY, 1861. 



Barometer — coiTCcted 

 and reduced to 



320 1). 

 (English inches.) 



30. 071 

 ^9, 850 

 0.151 



000 

 29.985 

 30. 299 

 29. 878 

 30. 066 



055 

 29.540 



9S0 

 ■10. 096 



473 



3.37 



077 

 29. 891 



759 

 30. 130 

 29.600 



30.317 



620 



418 



29, 650 



30,090 



29, 999 



760 



510 



857 



884 



2 p. m. 10 p. m. 



29, 981 



901 



30,087 



29, 954 



30, 027 



147 



29,805 



30. 076 



29.928 



337 



978 



SO, 191 



583 



245 



29.940 



614 



959 



30, 080 



29. 550 



674 



968 



30.359 



626 



160 



29.830 



30 050 



29. 920 



840 



617 



872 



920 



30. 058 



083 



29. 913 



30.009 



024 



075 



29, 898 



30, 066 



29. 836 



552 



30. 075 



204 



555 



080 



040 



29. 552 



30.107 



29. 7.50 



728 



816 



30, 0S4 



626 



687 



29. 873 



912 



30, 167 



29.810 



671 



761 



879 



930 



Temperature of the 

 Au-.-r. 



; a. m. [ 2 p.m. 10 p.m. 



19.4 

 1.0 

 8.1 

 10.5 

 11.0 

 4.8 

 5.0 

 -5.0 

 2.7 

 23,0 

 34.7 

 28.6 

 13.8 

 7.0 

 22.3 

 16.0 

 -2,0 

 12.2 

 13.1 

 5.1 

 1.3 

 -10.1 

 -8.1 

 21.1 

 19.0 

 16.0 

 22.1 

 21.1 

 8.7 

 14.7 



31.8 

 7.3 

 16.1 

 28.0 

 10.6 

 10.6 

 24.1 

 1,0 

 19.0 

 —10.6 

 6,1 



21.7 

 24.2 

 17,0 

 6,8 

 18,9 

 19.0 

 14,7 

 17,1 

 9.6 

 8.3 

 22.1 

 29. S 

 30.6 

 26.2 

 23.1 

 16.8 

 21.0 



19,8 

 13.8 

 7.3 

 2.6 

 22.7 

 7.3 

 7.1 

 20,0 

 1,6 

 6.0 

 —20.6 

 —17.9 

 —18.9 

 3.0 

 20.0 

 14.8 

 6,0 

 8.7 

 15.3 

 10.0 

 11.1 

 6.0 

 — 4.6 

 211 

 20.1 

 20,4 

 31,6 

 19.1 

 19.0 

 18.1 

 18.1 



Tension of Aqueous 

 Vapour, 



.096 

 .097 

 .036 

 .061 

 .059 

 .062 

 .016 

 .011 

 .029 

 .040 

 .004 

 .002 

 .008 

 .018 

 .015 

 .101 

 .074 

 .030 

 .063 

 .063 

 .041 

 .036 

 .009 

 .056 

 .085 

 .087 

 .074 

 .090 

 .036 

 .042 

 .061 



2 p.m. 



.117 

 .149 

 .040 

 .061 

 .111 

 .069 

 .048 

 .094 

 .030 

 .077 

 .016 

 .026 



.078 

 .013 

 .077 

 .077 

 .061 

 .072 

 .045 

 .040 

 .084 

 .142 

 .130 

 .105 

 .084 



.081 

 .057 

 .045 

 .042 

 .095 

 .046 

 .061 

 .081 

 .081 

 .032 

 .032 

 ,006 

 ,008 

 .016 

 .036 

 .082 

 .078 

 .041 

 .052 

 .070 

 .045 

 .057 

 .038 

 .029 

 .111 

 .074 

 .091 

 .105 

 .087 

 .083 

 .052 



Humidity of the 

 Atmosphere. 



Ilil'cction of Wind. 



6 a. m. 



S.W. 



S. W. 



N. E. by E. 



W. S. W. 



S. by W. 



W. 



N. E. by E. 



N. 



N. by W. 



N. by E. 



W. 



W. 



S. E. by E. 



N. E. by E. 



N. E. by E. 



N. E. by E. 



N. E. by E. 



N. E. by E. 



N. E. bv E. 



\V. S. \V'. 



W. by S. 



W. 



W. by S. 



N. E. by E. 



W. S.W. 



s. s. w. 



S. E. by E. 

 S.S. B. 

 W. S. W. 

 W. 



w, s. w. 



2 p. m. 



W. S. W. 

 N.W. 



N. E.bvE. 

 W. S. W. 

 W. S. W. 

 W. N.W. 

 N. E. bv E. 

 VV. S. *. 

 N. E. by E. 

 W. 



W.S. W. 

 S. S. W. 

 S. W. by S. 

 S. 



N. E. bv E. 

 N. by E. 

 N. E. bv E. 

 N. by fi. 

 N. E. by E. 

 W. N. W. 

 W. 



W. S.W. 

 S. by W. 

 N. E. by E. 

 S.W. 



s. w. 



W.byS. 

 W. S. W. 

 W. S. W. 

 W. S. W. 

 W. S. W. 



10 p. m. 



N. by E. 

 N.B. 

 N. N. E. 



w. s. w. 



W. by S. 



W. N. W. 



N.E.byE. 



W. S. *. 



N.E.byE. 



W. 



S. W. by S. 



S. S. W. 



S.S B. 



N. E. by E. 



N. by e'. ^ 



N. E. by E. 



N. E.bvE. 



N. E. by E. 



N. E. by B. 



W. S. W. 



W. 



W. S. W. 



S. 



S. E.bvE. 



W. S. \V. 



S. by E, 



W. by S. 



W. S. W. 



.S.W. 



W. S. W. 



w. s. w. 



i3 C3£ 



168,30 



228.90 



286. 20 



97.20 



184.40 



136.50 



446.60 



199, 60 



82,90 



239. 20 



245.60 



27.20 



17.20 



74.70 



169. 90 



363, 90 



164, 70 



139. 20 



998. 10 



103. 20 



372. 80 



674.40 



111.90 



65.40 



90.69 



92.10 



7.10 



103,10 



379. 40 



348.40 



69, 60 



Mean 



amount 



of 



6.0 

 4.0 

 3.0 

 3.5 

 2.0 

 5.0 

 3.0 

 3.5 

 6.0 

 3.6 

 3,0 

 3.0 

 2.0 

 3.0 

 6.0 

 5.5 

 6,5 

 4,0 

 6,5 

 6,0 

 2.5 

 2.0 

 2.0 

 4.6 

 5.5 

 6.0 

 0.0 

 5.0 

 2.6 



WEATHEK, CLOUDS, EEMAEKS, &C. &e. 



[A cloudy slcy is represented by 10, a cloudless one by O.J 



Snow. 

 CuStr. 



0. C. Str, 

 Cu. Str. 



Clear. 

 Snow, 

 Clear. 

 Co. Str. 

 C.C.Str, 

 Clear, 

 Cn. Str. 

 Clear. 

 Cu. Str. 



Cn. Str. 

 0. C. Str. 

 Cu. Str. 



Cu. Str. 

 Str. 



Cu. Str. 

 Clear. 

 Cu. Str. 



Snow. 

 0. C. Str. 

 Cu. Str, 

 Snow. 

 Clear. 



Cu. Str. 



Snow. 



Clear. 



Cu. Str. 



Snow. 



Clear. 



Cu. Str. 



Clear. 



Snow. 

 0. 0. Str. 

 Cu. Str, 



Snow. 

 Cu. Str. 



Fog. 

 Ou. Str. 



Clear. Zod. light, auror.a borcalis 

 Cu. Str. 10. 

 10. 



RaIu and Sleet. 

 0. C. Str. 4. 

 Cu. Str. 10. 

 Clear. Zod. light, aurora borcalis. 



fHigbest, the 18th day, 30'649 inches. 

 Tj««««.«t«. 3 Lowest, the Ist ilay. 29.173 



Barometer "j Monthly Mean, 2it.yi8 



\. " Rango, l.Wfi 



Thermomctor., 



{-Highest, the 2(ith day, 34° 0. 



i Lowest, the llth dity, 13= 0. 

 "■) Monthly Mean, I80I8. 



^Monthly Range, 47 o 0. 

 Greatest intensity of the Sun's rays, 51 " 7.' 

 Lowest point of Ten'cstrial radiation, — ll^l. 

 Mean of Humidity, .786. 



REMARKS FOR DECEMBER, 1860. 



Raiu fell on 1 day, amountin.15 to 0.7U of an inch; it was 

 raining 11 hours and 10 minutes. 



Snow fell on 12 days, amounting to 21"56 inches ; it was snow- 

 ing 84 hours aud 51 minutes. 



Most prevalent wind, the W. 



LeiLst prevalent wind, the S. 



Aurora Borcalis visible on 1 night. 



Lunar Halo visible ou 1 night. 



Zodiacal Light bright. 



The Electrical state of tho Atmosphere has indicated moderate 

 intensity. 



(■Highest, the 2Srd day, 30.687 inches, 

 uo-^^ftf^v jLowest, the 10th day, 20.357 



Barometer ^MAnthW Mpan ocici>i:t 



• "iMonthly Mean, 29.9S3 



Thermometer. 



(Monthly Range, 1*350 



r Highest, the 2nd day. 31 °8. 



1 Lowest, the 12th day.-Sl^T. 



■) Monthly Mean, 10° 43. 



(Monthly Range. 66°5. 

 Greatest intensity of the Sun's rays, 33 "4, 

 Lowest point of terrestrial radiation, 36 °0. 

 Mean of humidity, .762. 



REMARKS FOR JANUARY, 1861. 



Rain fell on 1 day, amounting to 0.100 of an inch; it wa^ 

 raining 4 hours 10 minutes. 



Snow fell ouii days, amounting to 31,88 inches, it wassnowing 

 69 hours aud 30 minutes. 



Most prevalent \vind, the N. by E. 



Least prevalent wind, the N. 



Most mnd^ day, the 19th day ; mean miles per hour, 43.08. 



Least wintly day, the 27th day. mean miles per hour, 0.29. 



Zodiacal light vtry bright, aud well deilued. 



Aurora Borcalis visible on 2 uights. 



The Electrical state of the Atmosphere has indicated con- 

 stant and moderate intensity. 



