222 
J. HOPKINSON-REPORT ON" THE 
The first half of the year had 101 days of rain, the second half 
had 76. There were 55 in the first quarter, 46 in the second, 
63 in the third, and 43 in the fourth. During the Winter of 
1903-4 there were 55 wet days, during the Spring of 1904 there 
were 43, during the Summer 30, and during the Autumn 37. 
The average number of wet days in each month was as follows :— 
Jan., 21 ; Feb., 18; March, 16; April, 11; May, 16; June, 9; 
July, 10; August, 11 ; Sept., 12; Oct., 13 ; Nov., 12; Dec., 18. 
The deviation from the mean for the 30 years 1870-99 was: 
Jan., + 6 ; Feb., + 5 ; March, + 3; April, ■— 2 ; May, + 4 ; 
June, — 3 ; July, — 4 ; August, — 3 ; Sept., —- 1 ; Oct., — 3 ; 
Nov., — 4; Dec., -f- 2. 
Distribution of the Rainfall throughout the County. —The next 
table (Table IY) gives the mean fall in each month and in the 
year in each of the five river-districts represented, and in the two 
main hydrographical divisions of the county, the catchment-basins 
of the Great Ouse and of the Thames, and also the difference in the 
year from the mean for the 20 years 1880-99. 
Table IY. —Rainfall in the River-Districts. 
Months. 
Cam. 
Ivel. 
Thame. 
Colne. 
Lea. 
Ouse. 
Thames. 
ins. 
ins. 
ins. 
ins. 
ins. 
ins. 
ins. 
Jan. 
i*8; 
2*26 
3 '84 
3-25 
2*71 
2*16 
2*99 
Feb. 
2 '59 
2*82 
3*88 
3-24 
3'04 
2*76 
3 *i 6 
March 
i ‘39 
1*30 
1*52 
1 *40 
1*46 
1*32 
1 '44 
April. 
7 6 
*86 
1*27 
1*12 
*88 
•84 
1*00 
May . 
* 45 
1*63 
2*50 
2 '33 
1 *8i 
i ’59 
2*06 
June .... 
•83 
*86 
I *22 
•98 
•94 
•85 
•97 
July . 
2*70 
3 M 6 
371 
3-17 
3 'i 7 
3’ 2 7 
3 'i 9 
August 
2*11 
2*56 
2-86 
2*24 
2*47 
2*45 
2*39 
Sept. 
1*03 
I ‘ I 3 
1*30 
1*41 
i ‘39 
I*IO 
1*40 
October 
1*19 
i-i 4 
1 *42 
1*30 
1 '33 
i* 16 
1*32 
Nov. 
i’i 4 
1*32 
1*85 
1*67 
1 *6i 
1*27 
i '65 
Dec. 
1 *81 
2 00 
2*48 
2‘33 
1 95 
i ‘95 
2*14 
Year 
18*87 
21*34 
27'85 
24*44 
22*76 
20*72 
23*71 
Diff.from 
1880-99 
— 3'94 
—3*io 
—0*42 
—3-09 
—i *99 
— 3-13 
— 2-47 
The rainfall of the Colne and Lea districts and of the Thames 
basin approached most nearly to the mean for the county, that of 
the Cam and Ivel districts and of the Ouse basin was in defect 
of the county mean, and that of the Thame district in excess. 
The mean fall in each of the minor river-districts represented 
was as follows :— {Cam) Rhee, 18-87 ins.; {Ivel) Upper Ivel, 20-10 
ins.; Hiz, 21’34ins. ; {Thame) Upper Thame, 27*85 ins. ; {Colne) 
Bulbourne, 25*72 ins. ; Gade, 25*47 ins.; Yer, 25*40 ins. ; Upper 
Colne, 21*47 ins. ; Lower Colne, 23*20 ins. ; {Lea) Mimram, 
23*50 ins.; Reane, 22*85 ins.; Rib, 21*42 ins.; Ash, 22*32 ins.; 
Stort, 22*19 ins.; Upper Lea, 22*37 ins. ; Lower Lea, 23*79 ins. 
