E.. Loomis— Contributions to Meteorology. 19 
ae 
Rains on the Atlantic Ocean from 20° to 30° West Longitude. 
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Latitude. Jan. | Feb. | Mar.| Apr. | May. | June.| July.| Aug. | Sept.| Oct. | Noy.| Dec. 
edna 
20°to18°N.| 1 0 0 0 0 0 0 0 2 0 1 1 
18 t 1hcO bo Ooh Ol Get eee ee 
«to 4 | 0 1.0.) © 1 @ 1 Oe 8 16 ele ee 
14 to 12 O10) 61°60 t Ot et ey oe ee 
«212 to 10 17 0 021 Oc el aoa ae a 
_ Wt 9 a.) oO fo: | Oo} 8 pa ome ard aa) Oe es 
9to 8 o+ 0 | 0 1 @.|.:3.|-90°| 382) 98-1.90. | 20 [at 6 
8 to 7 8 |o1lo011 1 61] 28 | 31 | 20 | 18 | a7 | 28 | 16 
i 6s rete Poe oe eb ae Poe is Pa ee 
SWS ho + 8 be 9) -2@ Le Fae. 8 be hae Passe a 
Vo 41 25 114.116 |-19 | 80-1 28 | 4 1.2. | 18 ).94-) 96 1:48 
ft 3 | 32 [93 | 19 | 95 | 96 118 | 6} 1 | 8-416 | 16 | 16 
3to 2 | 22 | 96 | 26 | 23 | 20 tar toheoe i eae Ts 
2to 1N.| 25 8 liechiss) a het ee he ees 
be 8 Lie fm Liss) ae) 6 ot Ode od ee 
WAM 6 81 4e 98 be 1a EC OO hee eS 
2to 4 eather ae eee ee wa ue a ee ie 
4to 6 Give foe) @ loath Bw Poe at oe ete 
as 8 Li) 4:428 | 64-2 big 64 ee ee he ea 
peer Bh bel 111 6) Oo) bla4 1 O18 et eee 
We see from this table that the center of the belt of rain 
oscillates from about 2° N. latitude near the close of winter, to 
9° N. latitude near the close of summer, and the belt is 6° or 7 
10 breadth. This belt corresponds to the region of calms be- 
tween the N.E. and S.E. trade winds where the upward move- 
ae these winds takes place. From these tables, combined 
th the ; . : 
Ba ae So tee Seay ae IE 
= ong as these winds maintain their usual course, rain is of 
