24 Ninth Annual Report of the 



Valley, 19.7 degrees; the St. Lawrence Valley, 19.2 doo-rees; the 

 Great Lakes, 23.9 degrees ; the Central Lakes, 24.2 degrees. The 

 average of the mean temperatures at 25 stations possessing records for 

 previous years was 0.3 degrees below the normal, excesses occurring 

 at only 8 scattered stations. 



The mean relative humidity was 79 per cent. The mean dew 

 point was 18 degrees. 



The average preci]:)itation, as derived from the records of 104 

 stations, was 2.39 inches of rain and melted snow. The heaviest 

 general precipitation, exceeding four inches, occurred on portions of 

 the highlands east of the lakes, and near the coast ; while in much 

 of central and northwestern New York the amount was under 2 

 inches. The largest local amount was 6.78 inches at Palermo, and 

 the least, 0.60 inches, at Eagle Mills, Rensselaer county. The 

 average total snowfall at 63 widely distributed stations was 17.9 

 inches. The largest fall, averaging over 30 inches, occurred on the 

 Northern Plateau, the least being about one-half that amount over 

 the Central Lake Region and the Eastern Plateau. The greatest 

 local snowfall was 53.0 inches at North Lake, Herkimer county. 

 The average precipitation at 27 stations possessing records for 

 previous years was 0.14 inches below the normal amount, excesses 

 occurring at only 7 scattered stations. 



The average number of days on which the precipitation amounted 

 to 0.01 inches or more was 10 ; the storm frequency being greatest 

 in western New York and on the Northern Plateau, and least in the 

 eastern section. The average number of clear days was 7.6 ; of 

 partly cloudy days, 9.0 ; and of cloudy days, 14.4 ; giving an 

 average cloudiness of 60 per cent, for the State. The cloudiness 

 was greatest in western New York, decreasing toward the east. 



The prevailing winds were from the west. The average total 

 wind-travel at six stations of the National Bureau was 10,357 miles, 



