Osservazioni meteorologiche del 1913 fatte nel R. Osservatorio ili Catania 7 
nto coi valori normali. 
iggiamento 
Evaporaz. all'ombra 
Tensione del 
vapore 
Umidità relativa 
Nebulosità 
Pioggia totale 
Differenza 
Valore normale 
rr s 
ON 
Differenza 
Valore normale 
ON 
Differenza 
Valore normale 
O' 
Differenza 
Valore normale 
r 
ON 
Differenza 
Valore normale 
<v> 
Ss 
Valore normale 
li 
m.ni. 
in. m, 
m.rn. 
ni. in. 
in . ut. 
m.ni. 
m.ui. 
m. m. 
111. 11). 
in. m. 
111 . III. 
1 ) 1 . III. 
111.111. 
in. in. 
111. DI. 
• 5 
- 31 - 7 
1. 89 
2. 18 
+0. 29 
6 49 
7.67 
+ 1- 18 
66. 8 
72.8 
+6 0 
49-7 
62. 7 
4-18 0 
95 - 3 
91.4 
- 3-9 
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2. 13 
2. 49 
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6- 55 
7. 08 
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65. 2 
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+ 3-9 
50. 0 
62. 0 
+ 12. 0 
55 - 2 
52.4 
— 2.8 
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2. 36 
2 22 
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64. 1 
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— 12.2 
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5-9 
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2.84 
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8. 38 
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— io. 7 
37.8 
32.8 
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3 73 
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56. 8 
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22.8 
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26.8 
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0 
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2. 29 
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69. 0 
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in. 8 
17.8 
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1. 98 
VJ 
VJ 
OO 
+ 1. 40 
7. 30 
7. 21 
— 0. 29 
69 8 
65 8 
—6. 0 
53 - 4 
48.0 
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107. 3 
29. 0 
- 78 . 8 
3 
— 52. 1 
2. 00 
2.68 
+0. 68 
6. 85 
7 - 52 
+0. 47 
67. 3 
68. 6 
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>i.o 
57 5 
+ 6. 5 
257.8 
172. 8 
—85 0 
9 
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2. 98 
3. 12 
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8. 28 
8.71 
+ 0.43 
61.0 
63.0 
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45 5 
36.9 
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1 13- 3 
70. 2 
- 43 - ' 
2 
+ 1.2 
5 - 35 
6. 27 
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12. 90 
12. 20 
— 0. 70 
52. 2 
50. 2 
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18. 6 
15. 2 
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9 - 5 
— io. ; 
6 
+ 5 3-4 
3 - 31 
4. 86 
+ 1 . 55 
1 1. 60 
1 1. 92 
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36. 7 
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247-4 
171. 3 
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0 
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3 - 4 1 
4. 23 
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9 9 i 
io. 04 
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61.4 
61.0 
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40. 1 
36.6 
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638. 5 
423.8 
214 5 
