204 



J. HOPKINSOIJ- — EEPOET OIT THE 



throughout Hertfordshire, the defect from the mean -was greatest in 

 the west of the county (Colne), and there was a slight excess in 

 the north-east (Cam) ; the defect in the south (Thames) was much 

 greater than in the north (Ouse). 



Table III. — Supplementary to Tables I and II. 



Distribution of Rainfall throughout the Year. — Of the total rainfall 

 16 °/q fell during the winter months (Jan., Feb., and Dec), 14 °/g 

 during the spring (March to May), 36 °/q during the summer (June 

 to Aug.), and 34 °/q during the autumn (Sept. to Nov.). The fall 

 during each quarter and each season, and the deviation from the 

 mean for the half-century 1840-89, was as follows : — 



Diff. 

 —1-99 in. 

 —2 04 

 +1-87 

 +0-47 



January and April were very dry ; August and October were 

 very wet. The difference in each month from the mean for the 

 half -century was : — 



Fall. 



"Winter 4-01 ins. 



Spring 3-48 



Summer 8-85 



Autumn 8-40 



Thus the fall was below the mean for the period in each of the 

 first five months, above the mean in each of the next five months, 

 and below the mean in the last two months ; and about three 

 inches below the mean during the first half of the year, and an 

 inch and a half above it during the second half. 



The absolute maximum fall in any one day in each month, and 



the station recording it was 



ins. 



Jan. 11— Cowroast 0-60 July 



Feb. 15— Throckiug Rectory.. 0-62 Aug. 



Mar. 15 — Cowroast 0-56 Sept. 



April 27— Throcking Rectory.. 0-45 Oct. 



May 26 -Apsley Mills M7 Nov. 



June 28— High Down, Hitchin 1-27 Dec. 



ins. 



16-Hamels Park 2-08 



27 -New Barnet 1 



29— Moor Park 1 



30— Bayfordbury, Hertfd 1 



15 — New Barnet 



1— Moor Park 



84* 



62 



29 



71 



59 



1-83 at Oaklands, Watford, and at Southgate, on the same day. 



