16 



EXPERIMENTAL FARMS 



9-10 EDWARD VII., A. 1910 



METEOKOLOGICAL OBSERVATIONS. 



Table of meteorological observations taken at the Central Experimental Farm, 



Ottawa, from April 1, 1908, to March 31, 1909, giving maximum, minimum and mean 



temperature for each month, with date of occurrence; also rainfall, snowfall, and total 



precipitation. 



Month. 



April. . . 



May 



June. . . 

 July.. . . 

 Aug . . . 

 Sept.... 



Oct 



Nov 



Dec... 



Jan .... 

 Feb.... 

 Mar. . . . 



c3 



45-59 

 68-44 

 79 64 

 83-27 

 79-12 

 77-19 

 60-00 

 38 86 

 23-49 



22-10 

 25 16 

 32-90 



6 

 a 



27 

 47 

 52 

 59 

 53 

 49 

 38 

 27 

 5 



4 



5 



15 



be 



a 



P5 



17 

 20 

 26 

 23 

 25 

 27 

 21 

 11 

 18 



17 

 19 

 17 





36 

 58 

 66 

 71 

 66 

 63 

 49 

 33 

 14 



13 



15 

 24 



to 



66 

 86 

 92 

 96 

 90 

 95 

 80 

 57 

 53 



40 

 42 

 45 





26th 

 26th 



8th 

 30th 

 31st 



Ist 

 17th 

 26th 



1st 



5th 



6th 



31st 



o 



5 

 30 

 40 



49 

 42 

 34 

 27 

 12 

 -16 



-18 

 -16 

 -3 



cS 

 ft 



4th 



2nd 



3rd 



17th 



25th 



30th 



10th 



2Ist 



6th & 



25th 



13th 



1st 



1st 





c 





M 



4-00 



341 



46' 



31 .. .. 



77 



72 



00 



28 



48 9-90 

 21 41-75 



12 00 

 16-25 

 24 00 



22-13 107-90 



1-74 

 5-46 

 1-31 



-77 

 -72 

 -00 

 -28 

 -47 

 •38 



3 66 

 2-34 

 3-78 



32 91 



17 



17 



8 



14 



13 



6 



6 



17 



21 



20 

 19 

 16 



174 





27th 

 1st 

 15th 

 17th 

 5th 

 2nd 

 26th 

 15th 

 18th 



23rd 

 24th 

 25th 



Rain or snow fell on 174 days during the 12 months. 

 Heaviest rainfall in 24 hours, 143 inches on May 1st. * 



Heaviest snowfall in 24 hours, 7 00 inches on December 11th and 18th. 

 The highest temperature during the 12 months was 96 -O'' on July 30th. 

 The lowest temperature during the 12 months was — 18 0° on January 13th. 



During the growing season, rain fell on 17 days in April, 17 days in May, 8 days in June, 14 days in 

 July, 13 days in August, and 6 days in September. 



September and October show the lowest number of days with precipitation, viz.: 6 in each month. 

 Total precipitation during the 12 months 32 '91 inches, as compared with 38-18 inches during 1907-08; 



Rainfall, Snowfall, and Total Precipitation, from 1890 to 1909; also the average 



annual amount that has fallen. 



Year. 



1890 



1891 



1892 



1893 



1894 



1895 



1896 



1897 



1898 



1899 



1900 



1901 



1902 



1903 



1904 



1905 



•1906, January 1 to March 31. 



190607 



1907-08 



1908-09 



Total for 19 years and 3 months. 

 Average for 19 years 



Rainfall. 



24-73 

 30 19 

 23-78 

 31-79 

 2;3-05 

 27 -01 

 21-53 



24 18 

 24-75 

 33-86 

 29-48 

 29-21 



25 94 

 26-43 

 25-95 

 23-71 



1-90 

 21-73 

 24-70 

 22-13 



496 05 



26 GO 



Snowfall 



64 

 73 



105 

 72 

 71 

 87 

 99 

 89 



112 

 77 



108 

 97 



101 

 85 



108 

 87 

 24 

 72 



134 



107 



85 

 50 

 00 

 50 

 50 

 50 

 75 

 00 

 25 

 25 

 00 

 25 

 75 

 00 

 75 

 25 

 50 

 50 

 75 

 90 



1780.75 

 92 43 



Total 

 Precipitation. 



31 

 37 

 34 

 39 

 30 

 35 

 31 

 33 

 35 

 41 

 40 

 38 

 36 

 34 

 36 

 32 

 4 

 28 

 38 

 32 



674 

 35 



22 

 54 

 28 

 04 

 20 

 76 

 .50 

 08 

 97 

 63 

 72 

 91 

 10 

 92 

 79 

 42 

 34 

 94 

 18 

 91 



45 

 26 



•The 3 months from January 1 to March 31, 1906 are omitted in calculating the yearly average. 



