52 
BULLETIN OF THE LABORATORIE' 
^SUMMARY FOR THE YEAR 1889. 
Jan. 
I 
Feb. 
Mar. 
Apr. 
May. 
Junej 
July. 
Aug. 
Sept. 
Oct. 
Nov. 
Mean Uaroineter 
30.06 
30. 1 8 
29.99 
30.02 
29.96 
30.01 
29.97 
i 
30.09 
30.03 
30.11 
30.09 
Highest Barome- 
ter 
30-53 
30.81 
30.44 
30.54 
30.26 
30.40 
30.26 
30.25 
30.37 
30.39 
30.^5 
Hate 
19th 
2:?d 
30th 
7th 
5^11 
24th 
6th 
27th 
27 th 
23a 
1 6th 
Lowest Barome 
ter 
29.23 
29.49 
29.61 
^ 9-54 
29.62 
29.72 
29.67 
29.73 
29.54 
29.73 
29-49 
Date 
27 th 
4th 
7 th 
28th 
30th 
1 8th 
19th 
14th 
20th 
25th 
2 lSt 
Range of Bar- 
ometer 
1.297 
1.326 
.831 
•995 
•639 
.686 
.582 
.518 
.827 
.660 
1.154 
Mean Relative 
Humidity 
83.8 
76.4 
71-3 
67.4 
69.2 
80.4 
76.7 
69. 1 
77-9 
74.2 
83.1 
Mean Tempera- 
ture - 
32-3 
24.8 
40.5 
50.0 
59.3 
65.9 
72.3 
69.3 
62.3 
47-5 
39.8 
Highest Temper- 
66.0 
ature 
.s 5 -o 
. 59-5 
72.0 
79.0 
89.0 
86.5 
92.0 
92.0 
91.5 
76.5 
Date 
17 th 
17 th 
17 th 
19th 
lOth 
30th 
9th 
31st 
I St 
I ith 
I St 
/ 
Lowest Temper- 
ature 
14. 0 
-I.O 
18.0 
19.0 
34-5 
40.5 
53-0 
49.5 
36.0 
27.0 
18.0 
Date 
2 2d 
23 d 
9lh 
6th 
is4 
1 St 
1 6th 
ibth 
1st 
24th 
29th 
24 th 
30 th 
2d 
Range of Tem- 
perature 
41.0 
60.5 
. 51-0 
60.0 
54.5 
46.0 
39.0 
42.5 
55-5 
49-5 
48.0 
Mean Daily 
Range of Temp 
Number of Clear 
13-5 
15.6 
19.2 
21. 1 
21. 1 
17-5 
20.2 
L 3-9 
19.9 
17.1 
14.1 
Days . _ 
5 
9 
10 
9 
5 
12 
20 
10 
12 
-) 
/ 
Number of Fail- 
Days - 
0 
9 
7 
10 
15 
1 1 
13 
5 
10 
5 
7 
V 
Number of Cl’dy 
1 lays 
I c 
14 - 
1 1: 
10 
I 7 
14 
6 
6 
10 
14 
20 
j 
J 
T- 
0 
Number of Days 
Rain Fell 
Total Rainfall for 
1 1 
9 
8 
7 
12 
13 
7 
4 
6 
6 
13 
Month 
3-79 
1.25 
1.07 1 
1-43 
2.90 
3-30 
3.76 
0.73 
3-91 
2.23 
4-50 
Prevailing wimL 
SVV 
SW 
NW ! 
N 
SW 
SW 
NW 
NW 
SE 
NW 
W 
'•=N() ohsei'vatioiis wero made at (ivanville from Ocdober, ’Sd, to Deeemlx'r t, ’<SS. Then the 
Denison Fniversity Seientitie Assoeiation obtained an observer to work under the Oliio Me- 
biorologieai Bureau. AVT^aMier and wind observations were begun Deeembcr 1, and the read- 
ing of tli(> inslruments December 11, l.SS(S. 
No ol»servations were made in December, 1<S<S!). 
