12 16 
LOCAL MEAN HOURS 
y AIR TEMPERATURE 
- > 
—— ~~ 
TEMPERATURE 
AIR AND SEA 
\ 
TEMPERATURE IN°C 
1 
| 
| 
\ 
\ 
rr) 

RELATIVE HUMIDITY 
FIG. 49 
GROUP 
LAT. 3722S 
LONG. 96°7W 
DECEMBER 22-31 VAPOR PRESSURE 
_,__ (6 Days) 

RELATIVE HUMIDITY IN PER CENT 
n 
uo 
VAPOR PRESSURE IN MM 
°. 
TEMPERATURE INC 
TEMPERATURE 
Prcaeeets 
TEMPERATURE 
AIR AND SEA 
OY 
°o 
2 

f} 
1 
| 
| 
! 
1 
i} 
| 
| 
RELATIVE HUMIDITY 

VAPOR PRESSURE 
RELATIVE HUMIDITY IN PER CENT 
FIG. SO 
GROUP Ix 
LAT. 24°75 
LONG. 83°3w| 
JANUARY [I-14 
(\4 DAYS) 


VAPOR PRESSURE IN MM 
nm 
a 
AIR TEMPERATURE 
EAS ei 
nN 
15 
i] 
| 
| 
| 
I 
| 
| 
EMPERATURE y 
AIR AND SEA 
TEMPERATURE IN °C 

RELATIVE HUMIDITY 
VAPOR PRESSURE 


FIG. 51 
GROUP Xx 
LAT. 12°38 
LONG. 68°2W 
FEBRUARY 6-17 
RELATIVE HUMIDITY IN PER CENT 
x 
te) 
1 
TEMPERATURE IN°C|VAPOR PRESSURE IN MM 
AIR TEMPERATURE TEMPERATURE 
= So 
GROUP XI 
LAT. 1698S 
LONG. 147°9W 
MARCH I-31 
(21 pays) 
AIR AND SEA 


RELATIVE HUMIDITY 

RELATIVE HUMIDITY IN PER CENT 
VAPOR PRESSURE 

VAPOR PRESSURE IN MM 
nN 
° 
& 





FIGS. 49-52—MEAN DIURNAL VARIATION OF METEOROLOGICAL ELEMENTS BY GROUPS (CORRECTED FOR 
NONCYCLIC CHANGE), FROM CARNEGIE RESULTS, 1928-1929 
162 
