ABSTRACT FOR THE MONTH OF MARCH, 1903. 



Meteorological Observations, McGill College Observatory, Montreal, Canada. Height above sea level, 1S7 feet. C. H. McLEOD, Superintendent. 







THERMOMETER 





# B UROMETER. 





{Mean 



humid- 

 ity. 



WIND. 



& °*oa 



£ 



0.05 

 0.54 



0-39 



0.35 



0.04 

 1. 15 

 0-35 



3.19 



°-4 

 0.3 



3-' 



° S 





DAY 



t 

 Mean. 



Max. 



Min. 



Range. 



1 

 Mean. 



Mai. 



Min, Range. 



General 

 direction. 



Mean 

 velocity 

 in miles 



per hour. 



DAY. 



3 

 5 

 7 



18. 1 



3i'.4 



32.6 



29 5 

 3*-4 



40.3 

 34-5 

 33-9 

 3 8.0 

 37-7 

 36.3 

 36.3 



38. S 

 33" 

 38.4 

 36.1 

 53-3 

 38-3 



38.3 

 36.5 

 37' 

 36. 5 

 37-9 

 39." 

 31.2 



28.7 

 38.0 

 43-4 



38.2 

 28.7 

 ■8.3 

 36.0 

 34-3 



3> -i 

 40.8 



42-5 

 40.0 

 38.7 



4'-5 

 39-° 

 39.° 



38.8 

 42.1 



44-4 



6o!o 

 40.2 



43-4 

 39-0 



4'. 3 

 45.5 



3°'5 



35-0 



53.7 



9.8 

 9.2 

 —0.6 

 '3.6 

 30.4 

 24.8 

 19.0 



37-3 

 30.3 

 39.1 



34-9 

 33-» 

 33-3 



33.7 



357 

 29.0 

 37 

 3'- 6 

 30.9 



31.6 

 33.8 



33.8 

 32.8 

 28. s 

 31.0 



21.8 

 26.2 

 35o 



28.4 

 '9-5 

 18.9 

 22.4 

 3-9 

 9.6 

 21.8 



5.2 

 9.8 

 9.6 

 10.5 

 6.6 

 5-4 

 5-7 



■5-' 

 6.0 

 '5-4 

 25-0 

 28.4 

 9-3 



11. 8 



52 



l.'s 



17.0 

 9.5 

 '3-2 

 I7i6 



29.91 

 30 -34 

 30.58 

 30-33 

 30.16 

 30.4' 

 30-34 



30.17 

 30.57 

 30.46 

 30.23 

 30.28 

 30.23 



30-47 

 30-33 

 30.18 

 30.34 

 30.10 

 30.05 

 =9-95 



30.05 

 29.93 

 29.77 

 29.92 

 29.92 

 30.18 



30-52 

 30.14 

 29.6. 



30.34 

 30.64 

 30.71 

 30.37 

 30.34 

 30.32 

 30-52 



30.35 



3° -59 

 30-32 

 30-33 

 30.27 

 30-35 

 30.52 

 30-45 

 30-34 

 30.42 

 30.20 

 30.10 

 30.00 



30.29 

 30.29 

 30.00 

 29.91 

 30.00 

 30.10 

 30.33 



30.46 

 39.83 



29.38 .8 



3037 •: 



30-30 .0 

 3002 .3 

 30.10 .4 

 30.09 .4 



30.03 .3 

 3035 2 



30.31 -2 

 30.12 .2 

 30.20 .1 



30.32 .1 



30.35 ■' 

 30.15 -3 

 30." .2 

 30.20 .2 

 30.00 .2 

 30.00 ,ic 

 29.91 .0 



29-98 .3 

 29.81 .4! 



29.85 .1 

 29.68 .2 



29.86 .1" 

 29.76 .3. 

 30.10 .28 



30.38 -2_ 



29-85 .6 

 a 9-49 -36 



6 

 6 

 4 

 7 



3 



i 

 i 



i 



63 

 78 

 76 

 92 

 98 

 73 

 78 



83 

 82 

 81 

 86 

 86 

 86 

 87 



86 

 68 

 93 

 ll 

 93 

 96 



68 

 95 

 98 

 72 

 67 

 77 

 77 



S.W. 

 S.W. 

 N.E. 

 S.W. 

 S.W. 

 N.W. 

 S.E. 



S.W. 

 N.E. 

 N.E. 

 S.W. 

 S.W. 

 S.W. 

 S.W. 



N.E. 



s. 



S.W. 

 N.E. 

 S.W. 



N.E. 

 N.E. 



W. 

 N.E. 

 S.W. 



W. 

 S.W. 

 S.W. 

 N.E. 



27.0 



12^8 



'77 

 8.7 

 11. 7 



19.2 

 24.9 

 .3.6 



26^4 

 17.2 

 .6. 3 



'9-5 

 15.0 

 '2-3 



19.9 

 20.8 



'3-9 

 '5-8 

 "-5 

 35.0 

 28.8 

 '5-3 



13.8 



10.7 

 13.9 



87 



33 

 '7 



84 

 44 



84 



30 

 56 



82 

 49 



49 



54 

 80 



18 



86 

 61 

 5' 



0.03 

 0.03 



0.33 

 0.05 

 0.54 

 0.39 



0.25 

 0^26 

 0-35 



3-49 





3 

 5 

 7 



9 

 '3 



9 

 '3 



16 

 '1 

 18 

 '9 



"3 

 24 

 35 



26 



'7 



38 



'6 

 '7 



'9 



22 Sunday 



23 



25 

 26 

 27 

 28 



3° 

 3' 



65 1 S. 

 65 1 S.W. 



30 

 3' 



Means 



34-15 



40.96 



27.36 



13.60 



30.188 



30-325 



30.043 .382 





80.7 i S 64" W. 



16.7 



34 





forand including > 





32.08 



17.64 



14- 45 



29.978 









1 



77.3 | 



'7-7 



11 

 45-4 



'■39 







( 29 Years means 













/this month. 



ANA1YSI 



S OF \ 



FIND RECORD. 



Total mileage, 12,419. 



•Barometer readings reduced to aea-Ievel and 

 temperature 32" Fahrenheit. 



T Mean of bi-hourly readings taken from 

 self-recording instruments. 



I Humidity relative, saturation being 100. 

 Mean of observations at 8, 15 and 20 hours. 



?22 years only. 1 16 years only. 



The greatest heat was 62.0 above zero on the 

 19th. The greatest cold was 0.6 below zero on the 

 3rd, giving a range of temperature of 62.6°. 



Warmest day was the 19th. Coldest day was the 

 3rd. 



Highest barometer reading was 30.71 on the 

 3rd: lowest barometer was 29.38 on the 1st, 



Direction.. .. 



N. 



N.E. 



E. 



S.E. 



s. 



s.w. 



W. 



N.W. 



Cai.m . 



Mile. 



730 



3» f 9 



170 



658 



1311 



3796 



2129 



576 





giving a range of 1.33 inches- 

 Minimum relative humidity observed was 46 



Duration in hrs.. 



59 

 ia.4 



'84 

 16.6 



18 

 94 



46 

 '4-3 



87 

 15. 1 



'94 



118 



38 





on the 31st. 



Mean velocity 



.9.6 



18.0 



15.2 





Rain and snow on 1 day. 



Fog on 2 days. 



Snow only here and there in places- 



Greatest roiloago 

 Greatest volocity 



a 



jneh 

 BUStS 



ur w 

 waa6 



18 



Do 



2onth 

 n the Is 



elst- 

 t. 







Rest 



Itaii 



Kant 



di 



lcage, 2, 

 ection.S 



95. 



u° w. 



