K-ilNFALL IN HERTFORDSniEE IX 1881. 09 



Agnin the Lower Colne shows the greatest and the Rhco district 

 the kntst rainfall. Indeed, since 1876 at all events, when our 

 systematic reports commenced, the rule has heen invariable. The 

 mean ditfeience between the two districts during the five previous 

 years, 187(5-80, appears to be about 7 incluis ; the difference was 

 greatest in 1878 (11-05) and least in 1876 (2-83). With regard to 

 the absolute maximum fall in each month and the station recording 

 it, we find — 



January 18th — Bcrkhampstcad -80 July 7th — Kensworth "86 



February 20th— Southffate 1-07 August 29th— Brocket Hall 1-09 



March 4th— Iloddesdon -87 September 24th- Nash Mills -99 



April 14th— Ilovstou -38 October 22nd— Bayfordbury M7 



May 28th— Moor Park -67 November 9th -Brocket Hall 1-02 



June 5th — Welwyu -89 December 17th — Brocket Hall 1-74 



The maxima for January and February were the result of snow. 

 As in previous reports, I add an analysis of the wettest day in 

 each month. 



January 11th at 1 station ; 18th at 15 ; 26th at 1 ; 27th at 2 ; 29th at 9. 



February 7th at 15 ; 9th at 5 ; 20th at 5. At Odsey one gauge records 9th, 

 the other 'iOth ; at Hoddesdon fall of 7th and 22nd equal. 



March 4th at 4 ; 5th at 19 ; 7th at 4. At Berkhampstead fall of 5th and 

 7th equal. 



Aprd 8th at 1 ; 11th at 13 ; 12th at 1 ; 13th at 6 ; 14th at 3 ; 23rd at 2 ; 

 25th at 1 ; 29th at 1 . 



May 1st at 2 ; 4th at 2 ; 17th at 3 ; 18th at 14 ; 26th at 1 ; 28th at 2. At 

 Bushe'y Heath and Southgate on 18th and 26th, and at Stevenage on 18th and 

 28th, falls were respectively equal. 



June 5th at all stations. 



July 5th at 7 ; 6th at 4 ; 7th at 1 ; 8th at 1 ; lOth at 1 ; 28th at 1 ; 30th at 

 10 ; 31st at 1. At Berkhampstead fall of oth and 30th equal. 



August 8th at 8 ; 23rd at 2 ; 29th at 18. 



September 18th at 1 ; 20th at 1 ; 24th at 22 ; 29th at 1. At Berkhampstead 

 fall of 5th and 6th equal ; also on 6th, 7th, and 23rd at High Down. 



October 13th at 9 ; 22nd at 19. 



November 9th at 1 ; 20th at 1 ; 24th at 8 : 26th at 18. 



December 6th at 1 ; 10th at 1 ; 17th at 36. 



From this we may conclude in a general way that the wettest day 

 in each month was 



January 18th May 18th September 24th 



February 7th June 5th October 22nd 



March 5th July 30th November 26th 



April 11th August 29th December 17th 



On the days of max. fall in each month the following falls of 

 1 inch or more are recorded : — 



Febniary 20th, Southgate, 1-07. 



August 29th, Bushey Heath, 1-02; Oaklands, "Watford, 1-07; Moor Park, 

 l-Oo; Rothamsted, TOO; Brocket Hall, 1-09. 



October 22nd, Moor Park, 1-12 ; Great Berkhampstead, 1-00 ; Cowroast, I'OO ; 

 Southgate, MO; Bayfordbury, 117. 



November 9th, Brocket Hall, 1 02. 



December 17th, Watford House, 1-19; Wansford House, 1-09; Oaklands, 

 1-05; Moor Park, 1-19; Gorhambury, 1-07; Rothamsted, 1-25; Kensworth, 

 1-12; Nash Mills, 100; Berkhampstead, 112; Great Gaddesden, 1-15; Cow- 



