72 
Results of the Makerstoun Observations, 1846, 
TABLE LI. — Mean Pressure of Aqueous Vapour at the Observation Hours for each Month, for 
each Astronomical Quarter, and for the Year 1846. 
Makerstoun 
Mean Time. 
l7h. 

19b_ 
21'>. 

23''. 
1''. 
3''. 
5h_ 
7h, 
9h, 
in. 

in. 
in. 

in. 

in. 
in. 

in. 

in. 
— — 
in. 
V ariiua,ry 
0.9^8 
0.94.9 
0.949 
0.94R 
yj' 
0.947 
Jj KiDTlXdiy 
.itJ O 
.9^4. 
.9t9 
.94-7 
.94'? 
March 
•210 
•215 
•228 
•234 
•225 
•220 
■221 
■217 
•215 
April 
•238 
•252 
•254 
•258 
•265 
•264 
•263 
•257 
•254 
May 
•289 
•296 
•297 
•300 
•311 
•306 
•305 
•305 
•294 
June 
•381 
•414 
•421 
•402 
•407 
•412 
•418 
•431 
•419 
July 
•406 
•419 
•427 
•435 
•437 
•438 
•434 
•427 
■415 
August 
•408 
•433 
•460 
•463 
•469 
•468 
•460 
•451 
•431 
September 
•350 
•378 
•418 
■427 
•438 
•436 
•419 
•405 
•389 
October 
OCQ 
•.£00 
■010 
Q Q C 
Q '3 O 
•O H 
November 
•261 
•251 
•259 
•274 
•273 
•269 
•267 
•266 
•266 
December 
•176 
•179 
•186 
•191 
•196 
•192 
• 186 
•183 
•181 
Nov., Dec, Jan., 
-225 
•224 
•229 
•241 
•245 
•241 
•235 
•232 
•231 
Feb., Mar., Apr., 
•229 
•234 
•243 
•249 
•249 
•245 
•244 
■239 
•237 
May, June, July, 
•359 
•376 
•382 
•379 
•385 
•385 
•386 
•388 
•376 
Aug., Sept., Oct., 
•348 
■366 
•398 
•408 
•413 
•409 
•397 
•386 
•371 
The Year 
•290 
•300 
•313 
•319 
•323 
•320 
■315 
•311 
•304 
TABLE LII. — Mean Relative Humidity of the Air for each "Week-Day and Week in 1846, 
Saturation being = 1. 
Civil 
Day. 
Jan. 
Feb. 
March. 
April. 
May. 
June. 
July. 
Aug. 
Sept. 
Oct. 
Dec. 
1 
0-757 
[0 
•851] 
[0 
•843] 
0 
•899 
0^867 
0 
•639 
0 
•838 
0 
■898 
0-793 
0 
•872 
[0 
•898] 
0 
•898 
2 
•831 
•807 
•784 
•851 
•670 
■715 
•742 
[ 
•892] 
•840 
•886 
•837 
•877 
3 
•891 
•865 
■899 
•849 
[ 
•827] 
•661 
•863 
■835 
•850 
•829 
•889 
•899 
4 
[ 
•854] 
•881 
•807 
•878 
•881 
•639 
•816 
•821 
-870 
[ 
•852] 
•883 
•895 
5 
•906 
•807 
•841 
[ 
■862] 
•879 
• 603 
[ 
•810] 
•892 
•872 
•859 
•930 
■865 
6 
•896 
•878 
•896 
•816 
• 850 
• 575 
•896 
•811 
[ ^854] 
•827 
•873 
[ 
■890] 
7 
•846 
•783 
• 813 
•855 
•739 
[ 
•711] 
•689 
•980 
•847 
•842 
•901 
•835 
8 
•883 
[ 
•852] 
[ 
•849] 
•926 
• 680 
•865 
•857 
■919 
•861 
•878 
[ 
•929] 
•943 
9 
•872 
•879 
•874 
•828 
• 742 
•791 
•942 
[ 
•861] 
•822 
•919 
•944 
•904 
10 
•850 
•929 
•797 
•815 
[ 
•733] 
•795 
•790 
•843 
•807 
•868 
•954 
.796 
11 
[ 
■900] 
•834 
•872 
•908 
•710 
•737 
•744 
•830 
•838 
[ 
•871] 
•970 
•798 
12 
•922 
•866 
•850 
[ 
•871] 
■699 
•746 
r 
•820] 
•784 
•887 
•892 
•926 
•875 
13 
•952 
•837 
•760 
•846 
■831 
•713 
•831 
•871 
[ -872] 
•753 
•903 
[ 
•846] 
14 
•922 
•770 
•772 
•846 
■785 
[ 
•701] 
•795 
•769 
•911 
•914 
•885 
•855 
15 
•932 
[ 
•815] 
[ 
• 802] 
•981 
•740 
• 705 
•816 
•916 
•882 
•946 
[ 
•891] 
•890 
16 
■990 
•821 
• 800 
•894 
•741 
•667 
•858 
[ 
■872] 
•905 
•963 
•857 
•865 
17 
•956 
•806 
•701 
•952 
[ 
•777] 
•637 
•837 
•865 
•861 
•966 
•904 
•909 
18 
[ 
•933] 
•791 
• 928 
•878 
■889 
•756 
•844 
•932 
•838 
[ 
• 931] 
•874 
•89S 
19 
•916 
•801 
• 875 
[ 
•884] 
•730 
• 714 
c 
■832] 
•878 
■898 
•925 
•858 
•954 
20 
•898 
■820 
•879 
•822 
■777 
•795 
•798 
•927 
[ •862] 
•890 
•846 
[ 
•9231 
21 
•905 
•895 
• 893 
•895 
•859 
[ 
•770] 
•895 
•857 
•810 
•899 
•859 
•972 
22 
•986 
[ 
•856] 
[ 
•884] 
•866 
•835 
•629 
■759 
•867 
•811 
•905 
[ 
•895] 
•906 
23 
•970 
•885 
•883 
•860 
•867 
•940 
•871 
[ 
•860] 
•954 
•715 
•903 
•900 
24 
•957 
•885 
•891 
•934 
[ 
•785] 
•786 
•743 
•839 
•953 
•903 
•933 
•902 
25 
[ 
•919] 
•853 
•881 
•885 
•760 
■ 808 
■ 767 
■834 
•855 
[ 
•886] 
•972 
•866 
26 
•920 
•837 
• 874 
[ 
•818] 
• 654 
■850 
[ 
•835] 
•839 
•932 
•943 
•871 
■93.3 
27 
•820 
•840 
•777 
•716 
•734 
•782 
■875 
•787 
[ -929] 
•960 
•888 
[ 
•932] 
28 
•860 
•890 
•849 
•738 
•633 
[ 
•809] 
•828 
■856 
•981 
•891 
•893 
■932 
29 
•832 
[ 
■ 822] 
■743 
■778 
•681 
•742 
•928 
■895 
•967 
•946 
[ 
•883] 
•979 
30 
•805 
■814 
•692 
• 836 
•957 
[ 
•836] 
• 886 
•957 
.874 
•982 
31 
•915 
•789 
[ 
•670] 
•951 
•845 
•879 
•985 
