386 
THE MEDITERRANEAN NATURALIST 
Metereological Report. 
Lat. 35° 55' N. Long. 14° 29' E. 
Barometer Readings reduced to 32 c F. at sea level. 
ST. IGNATIUS’ COLLEGE 
MALTA. 
1893. 
Results of observations taken during the month of 
March 
Average 
10 years 
April 
Average 
10 years 
Mean Reading of Barometer ... 
inches 
30-073 
29-989 
30-048 
29-925 
Highest „ „ on the 13th 
30'385 
30 363 
30-386 
30-256 
Lowest „ „ on the 31st 
5 5 
29771 
29-496 
29-705 
29*499 
Range of Barometer Readings 
0R14 
0-867 
0-681 
0757 
Highest Reading of Max: Therm: on the 3 8th ... 
66-2° 
74*7° 
77 . 70 - 
77-1° 
Lowest Reading of Min: Therm: on the 22nd ... 
44-2° 
42-9° 
47*2° 
48-0° 
Range of Thermometer Readings 
22-0° . 
31-8° 
30*5° 
29-1° 
Greatest Range in 24 hours on the 22nd ... 
19-8° 
23'1° 
22-1° 
22-1° 
Mean of all the highest Readings 
61-9° 
63 3° 
6 69° 
67-4° 
Mean of all the lowest Readings ... 
49-4° 
50-8° 
53*1° 
54-3° 
Mean Daily Range ... 
12-5° 
12‘5° 
13-8° 
13'1° 
Mean Temperature (deduced from Max: and Min.) 
55-0° 
56*2° 
59-0° 
59'9° 
Mean Temperature (deduced from Dry Bulb.) ... 
53'8° 
55‘6° 
58*6° 
59-6° 
Adopted Mean Temperature 
54-4° 
55 9° 
58-8° 
59-8° 
Mean Temperature of Evaporation 
Mean Temperature of Dew point 
50 5° 
5R9° 
55 "5° 
55-6° 
47 5" 
48-7° 
52-7° 
52-1° 
Mean Elastic force of Vapour 
inches 
0-329 
0345 
0-399 
0-389 
Mean Weight of Vapour in a cubic foot of air ... 
grains 
37 
3 9 
4-4 
4‘4 
Mean additional weight required for saturation... 
55 
0-9 
ri 
1*1 
L4 
Mean degree of Humidity ... 
79 
79 
81 
hrrr 
/ i 
Mean Weight of a cubic foot of air 
grains 
540A 
537 0 
534-4 
531*0 
Pall of Rain ... 
inches 
2-268 
0-896 
0-247 
0-768 
Number of days on which Rain fell 
7 
n 
i 
3 
6 
Mean amount of Cloud (an overcast sky = 10) 
4’5 
4-4 
4-3 
43 
Total number of miles of Wind indicated 
7271 
8175 
6585 
8473 
Mean Velocity of Wind per hour... 
miles 
9-8 
109 
6-6 
11*8 
REMARKS. 
March. 
Lew Point: ranged between 56-6° on the 17th and 34*8° on the 27th. 
In Sunshine: the highest reading was 129 2° on the 25th. 
On Ground: the lowest reading was 38 -Q° on the 22nd. 
Thunderstorms passed on the 2nd. 
Lightning was seen on the 7th and 25th. 
Total Rainfall since last June 25*669 inches; the average of 10 years, 17*778 inches. 
April. 
Lew Point: ranged between 38*7° on the 12th and 60'3° on the 23rd. 
In Sunshine: the highest reading was 134*1° on the 28th. 
On Ground: the lowest reading was 419 on the 18th. 
Lightning was seen on the 9th. 
Total Rainfall since last June 25 669 inches: the average of 1.0 years, 18‘546 inches. 
(Signed) 
Jame s Sc oles. S. J. 
