ABSTRACT FOR THE MONTH OF SEPTEMBER, 1889. 
Meteorological Observations, McGill College Observatory, Montreal, Canada, Height above sea level, 187 feet. 
C. H. McLEOD, Superintendent. 
Sky CLoupEDy 1 E 
THERMOMETER, BAROMETER. WIND. In Tentas. |53 £14 = g 
oe; ue x 2 as {Mean | [Mean 2°3| 38 Za | os 
res- |relative| Dew Z omg) = as 3 
DAY. a ii iia, han eT eM aun of | bumid-| point. Gonerall eee g 4 zlene Ee es a 5 DAY. 
‘ 5 in. j 5 5 in. b h ity- 2 . h 2 an leg 
e Bean a oe £28 meee shina SRange.)]/ vapour.) ity direction. jin miles S 2/4 Ag CA a i 
perhour| Moz a) 
Sunpay... I sain 75.9 55-1 20.8 Sr Oacno hi Me code al lMtgorieice Ssotee.| eenptna Ouic 280 6.6 »g08 |f 9g gr D0 oe .. «SUNDAY 
2) 6792] 77-5 55-8 | 22.4] 30.1868 30.113 145 5007 74-2 58.8 9-3 6.8} 10] o 75 2 
3| 69.32] 79 2 59.5 19 7] 30.0803 30.040 .086 5373 70.7 61.0 9.5 6.5] 10] o 75 3 
4| 70.70 | 82-1 60.4 | 21.7] 30.0582 30.022 ogr 5732 77.0 62.8 5:5 3-7 | 19} oO 79 see 4 
5 | 70-32 | 77-0 62.9) 14-1} 29.9788 29.930 107 5493 75.0 | 61.5 Iq.1 ZO) Oi © S4 |) ans 5 
6| 64.35 | 72.0 57-1 14 9} 30 o1s0 29.903 267 5142 85.0 59-7 16.9 7.8|10] 0 03 | 0.12 6 
7) 61.53} 65.9 54-9 | 12.9] 30.1903 30.123 130 4537 83.5 56.0 6.3 8.3] 10] 0 o7 ee 5 7 
Sunpay. ...... 8 73-4 53-1 Ws} || <oapHe |} ocaose |} oongon ahtte 060 0560 600 1.9 eco . 77 . {3 oo ... SUNDAY 
9 77% 57-5| 19-6] 30.2428| 30.284 30.208 076 4777 72.0 | 547.7 93 0.0) o] of 98 . 9 
10 78.8 60.1 | 18.7} 30.2333 | 30-264 30.217 047 5310 78.7 60.7 11.2 €.8] 10] 0 56 ++ | 10 
Ir 80.1 59-9 | 20.2} 30.2030 | 30 260 30. 104 +096 5055 73:5 59.2 13-1 0.8] 5] 0 88 Ir 
12 80.4 58.4 222013081997; |9302224) 30-171 +053 5168 74-0 59-7 10.5 3-7 | 10] o 88 12 
13 75-5 621) 13-4] 30.2153 | 30-273 30.151 122 4710 71.8 57-0 8.8 8.7 | 10] of 95 13 
14 78.7 | | 60.3| 18.4] 30.1845 | 30.232 30-147 085 5680 76.8 62.2 15.4 7.0|10| o 39 0 a || a 
Sunpay.. ... noisy)|| 9 a0 81.0 CB! 57752)" Ssaosnl| sescoo il) Goosoo onto gaoce ep OND S: 15-7 so | HEE i 75 0 15 «+e+ese+s+SUNDAY 
16 | 62 82] 72-9 54-1 18.8] 29.9733 | 30.069 29.910 159 +5240 89.3 59:8 N. 14.0 $.3 | 10] 0 00} 0.74 16 
17 | 53-75 | 55x 50.2 5-9] 29-9817 | 30-061 29.867 194 «3880 93-7 52-0 N.E. 77 | 10.0] 10] 10 00 | 0 85 17 
18 | 5495 | 59-2 51-4) 78] 29.7963) 29.801 29.776 035 3763 86.5 | 508 S.W. mA || oollrall @|| sl) ae || |] ocac 18 
19 | 49-17 | 52-3 47 0 5-34 29.5155 | 29.782 29.370 406 3137 89-7 46.2 Ww. 18.2 8.8 | 10 | 5(?)} 99} 0.54 ee 19 
20)// 51-32) || 54-0 47.5 6.5} 29.3202 | 29.362 29.292 079 3473 O17 49.0 S: 15.9 | 100 | 10| 10 00 | 0.40 ++ | 20 
21} 49.02 | 53-0 45-5. 7-5 29-4458 | 29.649 29.281 368, 3068 87-5 45-3 W. 16.0 $23] 10 || © 00 | 0.40 we | 21 
SuNDAV.. .....22 anos 52.0 BG FAN] cansos seo006 |) Sgqro rae ae aha W. 22.9 |.... | 10] - 40 | Inapp- . Bee eepueccerat ec SuNDAY 
23| 48.80) 57-1 38-6} 18.5} 30.0125 | 30.070 29.943 127 2113 62.3 35.8 W. 20.3 1.8}10] o 95 23 
24 56.22 | 65.0 48.2 16 8 30.0550 30 096 30.025 O71 2925 65.8 44-0 kK. go 20/10] 0 53 sees 24 
25 | 59.40) 71.2 45 7 | 25.5 30.0005 | 30 081 29-928 +153 3418 70.3 48.2 Ss. Ir. 1.7 |10| 0 92 cee 25 
26] 55-78 | 62.5 47-5 | 15.0] 29.8337 | 29-882 29-792 090 3875 85.3 51 S.W. 20.0 9:3 | 10| 6 00 | 0.23 26 
27 | 47.08 | 55.0 43-5 | 11.54 29.y225 | 29-993 29-857 .136 2487 77.2 40 0 W. 14.7 8.0 | 10 | © 49 | 0.05 27 
28} 43.50 | 50.9 38-7 | 12.2} 30.0630| 30-133 30.028 105 2052 72-7 35-0 Ww. 14.3 5-2] 10] 0 30 | 9 07 se. | 28 
SUNDAY........29 peo |) Z8o5 Sy if) Bees llimedoaneeel i adecno Aiep Be ‘ W. 11.3 ae a0 62 | 0-09 29s cs0e Sunpay 
30 | 51.70) 620 40.6 | 21.44 29.8747 | 30.010 +342 90.0 48.5 Ss. 11.3 9-8] 10] 9 to | 0.08 oon || B® 
| if —— |——— — —e — —$ —|—-— | eee 
A ....Means.| 59.93 | 67-58] 52.00 | 15.57 29.9835 an 142 4197 79-21 529 aie 12 43 | 6.21]. 45-0] 4.63 tees Seog |SITE Sasossansauoecou 
15 yrs. means for & a z 15 years means for and 
including this mo,! 58.56 | 66.69] 50.83 15.77! 30.0065 Seo MAS 179 .3804 14.94 ae 5 69 154.4! 3-33 including this month 
ANALYSIS OF WIND RECORD. 
Direction. nN. | we. | & | sz. S.W | W. | N.W. 
Miles 527 940 |_ 22 | 1301 ton | se | 2037 [aa 
Duration in hrs. [ees 97 42 118 147 75 | 129 | 20 
Mean velocity... OH | 9:7 Go | II.0 Ta. | “16.7 | 15.8 | rc 
Greatest mileage in one hour was 32 on the 9th. 
Resultant mileage, 3,155. 
Resultant direction, S 30° W. 
Total mileage, 8,950. 
«Barometer readings reduced to sea-leve] and 
temperature of 32° Fahr 
§ Observed. 
+ Pressure of vapour in inches of mercury. 
{ Humidity relative, saturation being 106 
| Hight years only. 
The greatest heat was 82 1 on the 4th; the great- 
lest cold was 37.7 on the 29th, giving a range of 
temperature of 44.4 degrees. 
Warmest day was 
the 15th. Coldest day was the 29th. Highest baro- 
meter reading was 30.370 on the Ist ; lowest bar- 
ometer was 29.281 on the 2lst; giving a range of 
1.089 inches: Maximum relative humidity was 99 
onthe 17th. Minimum relative humidity was 39 
on the 25th. 
Rain fell on 14 days. 
Aurora on 1 night. 
Fog on 6 days. 
