202 
regions. Falls of snow may occur from November to April, 
and are®heavier and more frequent inland. January is the 
month of — snowfall, and is, in general, the coldest 
month. Sitron s are most frequent in January and Febru- 
ary, and least in “Ss une. The Vardar wind becomes particularly 
strong as it descends the trough of the Vardar, and frequently 
accompanies a sudden rise of the barometer. It is a a dry wind, 
accompanied by hard, clear skies. In winter, erg from the 
- snow-clad mountains, it is a cold wind, and even in summer 
it is usually cool, but the relief afforded by it is Neste Sots at 
least along the roads and in camps, by the clouds of gritty 
dust it raises. 
pring and autumn are both of short duration. The former 
may be said to cover the months of March and April, and per- 
ae part of May, and the latter the end of September and 
ctober 
The following table, compiled from statistics given in the 
“Calendar for 1918, Meteorological Section, S.F.’ 
shows: the mean, maximum, and minimum temperature and rain- 
fall for each month at Salonika, as based on a series of observa- 
tions Ss from 1893 to. 1917 :-— 
Temperature. | Rainfall. 
| | : buss 
| Daly - besa So onde! Average. oe | Minimum. 
| | 
January ... 42°F. 67°R. 19°F. | 1:47ins.| 3-70 ins. | 0°12 ins 
February... 45°F, rilol gepee grees dF 1°42 ins.| 4°23 ins | O11 ins 
Ma arch O°F, 79°R | orn 1°63 ins.| 3°21 ins. | 0:07 ins. 
April GY daa OF 86°r BEA 189 ins.| 5°45 ins. | 0°23 ins 
ay ag det a 96°F. | 44°F. | 2°36 1ms.| 6°77 ins. | 0:00 ins 
June | 74°F. TORR SP SSF; 1°73 ins.| 4°09 ins. | 0°12 ins 
July ma ie 103°F 55°F, | 1:00 ins. | 3°50 ins 0°03 ins 
August 78°R, 105°F. | 59°F. | 1°22 ins.| 2°96 ins. | 0°02 ins 
September ip as ap 99°R 46°R 1:58 ins.| 6°05 ins. | 0°06 ins 
October Be Bok oor 2°09 ins.| 625 ins. | 0°06 ins 
November... 52°F. | 79°F. 25°R ‘7lins.| 8°05 ins. | 0°26 ins 
December... 46°F. 71°F. | 23° 2°40 ins.| 5°33 ins. | 
"| Q82 ins. 
The mean annual temperature is, in accord with the latitude, 
= cen warm, viz., 60-69 F., the average monthly mean 
ranging ts 80° F. in July to 42° F. in January. The 
absolute extremes of vomtperature recorded are 105° F. in August 
and 15° F. in Febr nents (17° of ipa The total average annual 
cted from an 
article a Sul elima di Salonicco a in Bollettino della Societa 
Geografica Italiana, December 1916, may be of interest to 
en we ecologist The rainfall is distributed over 97 days of the 
, the wettest month being November, which is also t the 
aoe during which the heaviest rainfall in 24 hours oo 3 
ins.) has been recorded. Thunder rstorms occur on some 
