• ABSTRACT FOR THE MONTH OF JANUARY, 1899. 



Meteorological ObservatioDS, McGill College Observatory, Montreal, Canada. Height above sea level, 187 feet, C. H. McLEOD, SuperintendenU 





DAV 



THERMOMETER. 



BAROMETER, 



-tWean 

 pressure 

 of vapor. 



JMeiin 

 reLitive 



i.y. 



Dew 

 Point. 



WIND. 



'^Vn T^ths." 



ill 



92 



19 



43 

 25 



28 

 92 



7 



96 

 94 

 37 



86 

 98 

 86 



94 

 37 

 95 



ii 





ll 

 "I 



« i 



DAY. 





Mean. 



Max. 



Min. 



Range. 



Mean. 



§Max. 



SMin. 



Range. 



General 

 direction. 



Mean 

 ^elocily 



per hour 



1 



2 



'6 





SUNUAV. I 



SUKDAT.. 8 



9 

 Sunday 15 



SWNDAt, ,...,. sa 

 as 



is 



SUNDAT ag 



7 00 



34 25 

 19.72 

 .6.6s 



- 3 '52 



..67 

 9-4S 

 27.57 



27.95 



12.73 

 22 93 

 31.75 



23.25 

 32.90 

 14.48 

 ■3-72 



7.45 

 "3^58 



16.9 

 27-9 

 39.3 

 49.0 

 22.3 

 21 3 



30.1 



2.4 4 

 34.3 



35.3 

 36^3 

 23:1 

 30.5 



35.5 

 30.1 

 37.2 



III 



III 



■?:: 



8.5 



-11.7 



— 9-2 

 13.6 



22.3 



17.5 

 9.4 



— 5-6 



— ■•7 



26.0 

 28.9 



o'.B 

 1.3 

 28^2 



30.1 

 17-5 



—10.7 



— 6.6 

 —16.7 



— 3.5 



26! I 

 '4.3 

 26^7 

 11.9 



28.8 

 42.8 

 9.2 



■3.9 

 24.1 

 12 4 



¥ 

 20.3 

 7.0 



54 

 12.6 

 9-7 



23.2 

 33.4 



27.2 



23.8 

 24 8 



30.6088 

 30 3482 

 29.S865 



29 9562 



30 06 17 

 29.7748 



30.3742 



30 6222 



30 586< 

 29.6568 



29.8992 



30.2903 

 30 2937 

 30.0960 

 29.710J 



30.0423 

 29.5897 



29 5928 

 29 7730 

 29.8750 



29 9847 

 30.1310 



30.777 

 30 4 .6 

 30 285 

 30 354 

 30 404 

 30.069 



30.479 

 30.650 

 30.771 

 30693 

 30 496 

 30.10S 



30 017 

 .30.001 

 30.367 

 30 393 

 30.203 

 29.994 



30.148 

 29.867 

 29 901 

 29.99. 

 30.1.1 



30.053 

 30.198 



30.285 

 29-540 

 29 534 

 29 544 



29 530 



30.200 



30 479 

 30 645 

 30.496 

 30. .08 

 29.236 



29.656 

 30 001 

 30.203 

 29-994 

 29.473 



^9.867 

 29 524 

 29-5.9 

 29 -/.9 

 29-219 

 29 700 



29 9.9 

 30-053 



.860 

 .539 



279 

 .207 

 .126 

 .197 

 .3t8 

 .872 



.259 

 .345 

 3O6 

 190 



.521 



■343 

 .472 



'.11' 

 .411 



.134 

 .145 



.OV43 



• .530 

 .0922 

 .074s 



.03.S 



.019S 



^0360 



.oeos 



.1523 

 .0432 

 ,.080 



.1538 



-.023 



!i;67S 

 .c8o7 

 .0437 

 .0528 



"■'iiu 



86'7 

 852 

 95 3 



ll-l 

 79 



it} a 



87. 

 86 5 



III 



E6 2 

 78,8 

 76.5 

 84 7 

 8S5 



81 7 



88.2 

 80.7 



82 .'7 

 75-3 



'4-8 

 28 



fe.l 

 I. .3 



—10.3 



5-5 

 26 » 



27.7 



ii 



8.8 



S.W. 



s. 



S.E. 

 S.E. 

 S.W. 

 N. 

 S.W. 



S.W. 



S.W. 

 s.w: 



K.E. 

 N. 

 N. 



N. 

 S.E. 



s.w. 



S.W. 



s.w. 

 s. 



s. 

 s.w. 



w 



N.E. 

 S.W. 



s.w. 

 s.w. 



S.W- 



s.w. 

 S. 46 ■= w. 



■4-63 

 .4.(7 



19-09 



i6!38 

 29.54 



13 92 



24.79 

 22-58 



9 54 

 11. 63 



8 63 



1.83 



• I'fi 



26!i7 

 .5.96 

 16 so 



20 79 



15-00 

 36-13 

 15.04 



14.83 

 8.29 



5.7 



8.3 



8.0 

 3.2 



8-3 



's'.i 

 78 



3 7 

 ..7 



8^3 



0.9. 

 0.07 



0.94 



0.5 



6.'i 

 1.6 



o'l 



3-4 

 0.5 



0.8 



91 



0.16 

 0.4! 



1.24 

 0.36 



0.04 

 0.04 



13 



0.08 



1 Sunday 





i 

 7 





9 



>3 





16 



18 

 ■9 



23 





30 





»S Years means J 



"and including J 



14 24 

 12.14 



24.46 

 20.51 



5.55 



18.91 



30 0671 



30.2690 



29.8511 



.4.79 



■0835 



17 97 



5.37 



i.o 



■ 



77 



39-5 



3.03 



25.1 



4.62 



Sums. 





.1.30 



16.SO 



3C.0562 







.32f5 



.0737 



1 82.07 







s 16.74 



6.26 





135.23 



084 



29.88 



3.67 



(25 Years mcansfor 

 iand including this 







ANALYSIS OF WIND RECOED. 



• Barometer readings reduced to sea-level and 

 temperature 32* Fahrenheit. 



§ Observed. 



t PresBure of vapour in inches of*mercury. 



J Humidity relaiivo, saturation being 100. 



1 18 years only. « 13 years only. 



The greatest heat was 49'. on the 5th ; the 

 greatest cold wai — lO."! on the loth, giving a 



tive humidity was 99 on the 4th and 14th. 

 JVIinimum relative humidity was 55 on the 21th. 



Rain fell on 5 days. 



Snow fell on 19 days. 



Rain or snow fell on 21 days. 



Lunar corona on 8 nights. Mock suns on the 

 27th. 



Fog on 6 days. [ 





Dlmiion 



Mile. - 



Dwationinh„__ 



N. 



7.1 



_63 



N.E. 



_89i 



63 



E. 

 .90 



S E. 

 '273 

 ~3~" 



s. S.W. 



W. 



N.W. 



Calm. 





_2578 6555 



823 



347 







■09 3'5 



51 



30 



9 







11.29 



14.14 



9.05 



15.34 



23.6s 20.81 



.6.13 



11. S7 









SO ia one hour was 64. on tiie Resultant milenee, 7«0. 



,. . „ Resultant direction, S. 16= W. 



It? in uuslB 60 miles per hour on Total mileage, 13,368. 



ranee 

 War 

 the 10th 

 the 2nd. 

 giving . 



temper 

 mest da 

 - Highe 

 Lowest 

 range 



alure of 68.4 degrees. 

 ■ wa^ the 5th- Coldest day was 

 t barometerreading ,vas 30.777 on 

 barometer was 29.219 on the 26th, 

 of 1-558 inches. Masimum rela- 















