i'HUIT NOTKS 



May, 1940 



Vv. h. Thies 

 Extension HorticulturiGt 



A 50-Year ^veather Record 



for the 

 prepared 

 iiig are 

 Hig 

 Low 



An interesting summary of weather conaitions 

 50-year perioa, 1389-1938, is given in Bulletin 



by C . I. Gunness of the Department of 

 some of the recoras established auring 



nest air temperature, 

 est air temperature 

 Total range 

 Mean teiaperature 

 Greatest aaily range, 

 Least aaily range, 



July 

 Jan. 



J.Jec 

 Nov 



10 



20 



1911 

 1904 



190B 

 1937 



m 

 No 

 Engineering 

 that perioa 

 104OF 

 -26 

 130 

 47.4 

 5^^ 

 1 



Amherst 

 , 367, 

 Foliow- 



Greatest annual precipitation, 1938 

 Least annual precipitation 1908 



Mean annual precipitation 

 Greatest monthly precipitation, Sept. 1938 

 Least monthly precipitation, Oct. 1924 



Mean monthly precipitation 

 Greatest annual snowfall, 1893 

 Lo'west annual snowfall, 1919 



Mean annual snowfall 



Greatest aaily wind movement, April 8, 1909 



Least aaily wina movement 



(hecordea on 5 aifferent aays) 



Mean daily vifind movement 



Maximum v;ind velocity for o minutes 



(Recoraea on oept. £1, 1938, at 5:17 P.M, 



Mean aate of 

 Mean aate of 



first frost 

 last frost 



59 Inches 

 30.68 " 

 43 . 7 " 

 14.55 " 

 .01 " 

 3.64 " 

 89. 



24.5 " 

 47.78 " 



705 miles 

 " 



146 " 

 80 

 ) 



per hr, 



The seve 

 rainfall, 59 inches 

 holaing capacity of 

 our rainfall is mor 

 auring the season. 

 14.5 inches, failed 

 the follov/ing July, 

 the growing season 

 soil types, regaral 

 terea through durin 



re drought of 1939 followed a 

 This fact seems to einphasiz 

 many of our soil types. The 

 e important than the total arao 

 Even the record rainfall of S 

 to have any influence on drou 

 About one inch of rainfall e 

 is aesirable, if not necessary 

 ess of the amount which may ha 

 g the preceding months. 



Sept. 21 

 May 14 



year of recora 

 e the low water 

 aistribution of 

 unt which falls 

 eptember, 1938, 

 ght conditions 

 ach week auring 



on our lighter 

 ve fallen ana fil- 



Issuea by the Extension Service, Wiilard A. Munson, Director, in 

 furtherance of Acts of May 8 ana June 30, 1914. Massachusetts State 

 College, United States department of >i.gri culture, ana Oounty Exten- 

 sion Services cooperating. 



