26 REPORT— 1846. 
Abstracts of Meteorological Observations made at Aden in 1845. 
By Wii.1am Mayes, Serjeant in 7th Regiment. 
I. Hourly Means, for the Month of February, of the Temperature of a Thermometer 
observed in the Sun. 
Time, Mean of Therm. Readings. Max. Min. 
8 a.m. 83°9 — 90°0 — 80:0 — 
9 88-5 — 93°2 — 80-0 — 
10 91:9 + 97°38 + 8270 — 
11 95:1 + 99°2 + 90°0 + 
12 96°9 + + max. 100°2 + + max. 90°0 + 
lr... 9671 + 99°3 + 92°0 + + max,] ° 
2 94-4 + 98:2 + 90:0 + 
4 91°5 + 94:0 — 86°0 + 
4 87-9 — 91-2 — 84-0 — 
5 82°5 — 86:0 — 79°0 — 
einai een | 90-9 Sa aks ‘mam { 85°3 
The readings above the average are marked + (the maxima being marked + +), 
and those below the average —. 
II. Means of Dry and Wet Bulb Thermometers, in February 1845, at the following Hours. 
Hour. Dry Bulb. Wet Bulb. Diff. 
2 A.M. 76°9 BET hese 3-2 
as 76°6 73°9 27 #8 
6 76-4" 73°8 26 
8 78°4 74:4 a 4-0 
9 79°9 74°7 su 7) 
10 80°8 (Appelt 55 
12 81:9 74-9 4 7-0 
2 P.M. 81°5 (o-4 6-1 
4 79°9 74:7 + 5-2 
6 78°8 74:3 4:5 
8 78°3 74:2 4:1 
9 77°8 74-3 3-5 
10 717-9 74:8* 3:8 
12 77°9 73°9 4:0 
 ediop nie oes ibe 74:3 
co tcome ee eee 44 
III. The barometric curve at Aden on the 24th and 25th of March 1845, corrected 
for temperature, had two maxima, viz. a principal one at 10 a.m. and a lesser one at 
10—11 p.m.: it had two minima, viz. at 2—3—4p.m. and 4a.m. The extreme 
diff. from the lowest min. (2—38 p.m. on the 24th) to the highest max. (10 a.m. on 
the 25th) is 30°074 — 29°859 = 0°215. The author appends a column of corrections 
for the moisture of air. 
Meteorological Observations taken at Fort George Barracks, Bombay, 
in July, August, September and October 1845. By WitL1am Mayss, 
Serjeant in 7th Regiment. 
The instruments observed are dry bulb thermometer, wet bulb thermometer, and 
* In the MS. this is written 74°8, but the correct mean is 74:1. 
