ON THE RAINFALL OF THE BRITISH ISLES. 



105 



Table IV. — Comparison of the Rainfall in each. Decade since 1839 with the mean 

 Eainfall of thirty years ending 1869. 



County. 



Station. 



Chichester Infirmary .. 

 ,, (Chilgrove).. 



Hemel Hempstead 



Eppmg 



Diss (Dickleburgh) 



Salisbury (Baverstock) 

 Tavistock (West St.) .. 



Exeter Institution 



lIoniton(Broadhembury) 



Tenbury (Orleton) 



Welbeck 



Bolton (The Folds).... 



Redmires 



HaUfax (Well Head) .. 



Settle 



York 



Bishopwearmouth 



Kendal 



Point of Ayre 



Mull of Galloway, L.H 



Haddington 



Inveresk 



PladdaL.H 



Mull of Cantire, L.H. 

 Rhinns of Islay, L.H. 



Isle of May, L.H 



Deanston 



Girdleness, L.H 



Buchanness, L.H 



Kinnairdhead, L.H. .. 



Island Glass, L.H._ 



Barrahead, L.H. 



Cape Wrath, L.H 



Dunnethead, L.H 



Start Point, L.H 



Sumburghhead, L.H. . . 



Black Rock 



Belfast Linen Hall 



Mean Rainfall in each 

 10 years. 



1840-49. 1850-.59. 1860-69. 



in. 

 29-10 



33'4i 

 25-86 

 26-99 

 25-05 

 31 09 

 S4"2'7 

 ^9'35 

 35'i4 

 28-41 

 25-44 

 4646 



407 s 

 31-88 



43 '41 

 25-42 

 19-94 

 51-18 

 28-20 

 20-67 

 23-77 

 25-81 

 40-02 

 4576 



3379 

 20-94 



3574 

 2314 

 26-84 

 22-01 

 34-98 

 31-60 

 38-86 

 27-39 

 25-05 



i5'43 

 23-20 

 29-44 



m. 

 26-67 

 32-23 

 26-43 

 23-18 

 22-31 

 2869 

 49-18 

 26-91 

 32-75 

 2882 

 2329 

 44-01 

 37-86 

 30-71 



35-51 

 22-02 

 16-91 

 44-91 

 29-01 

 22-52 



24-35 

 24-72 



35'23 

 41-19 



30-58 

 15-21 

 39-21 

 19-71 

 23-40 

 22-05 

 31-92 

 32-67 

 36-94 

 22-09 

 23-77 

 25-22 

 21-78 

 3001 



29-03 

 33-22 

 26-39 

 24-13 



22-22 

 30-25 



53'>7 



31-76 



34-56 

 30-90 



24-64 



48-98 



39-68 

 33-31 



41-35 



24-48 

 20-25 



53-32 



30-61 

 27 66 

 25-63 

 2902 



40-14 

 44-17 



3 3 "43 

 20-48 



43-99 

 22-72 

 25-59 

 24-17 

 31-13 

 31-73 

 39"37 

 25-40 



31-37 

 26-45 

 27-10 

 36-77 



Mean 

 Rain- 

 fall. 



18i0-69. 



28-27 

 32-95 

 26-23 



24-77 

 2319 



30-01 

 52-21 



29-34 



34-15 

 29-38 

 24-46 

 46-48 



39'43 

 31-97 

 40-09 

 23-97 



19-03 

 4980 

 29-27 

 23-62 

 24-58 

 2652 

 38-46 



43-71 

 32-60 

 18-88 



39-65 

 21-86 

 25-28 

 22-74 

 32-68 

 32-00 



38-39 

 24-96 

 26-73 

 25-70 

 24-03 

 32-07 



Ratio of Rainfall in 



each decade to '60 



years Mean. 



1840-49. 1850-59. 1860-69. 



103 

 iqi 



99 



109 

 108 

 104 

 104 

 100 

 103 



97 



104 



100 



103 



100 



108 



106 



105 



103 



96 



88 



97 



97 



104 



105 

 104 



III 



90 

 106 

 106 



97 

 107 



99 

 101 



110 

 94 



99 

 96 

 92 



Abstract of Table IV. 



94 



98 



101 



94 

 96 

 96 



94 

 92 

 96 

 98 

 95 

 95 

 96 

 96 

 89 



92 

 89 



90 



99 

 95 

 99 

 93 

 92 

 94 

 94 

 81 



99 

 90 



93 

 97 

 98 

 102 

 96 

 88 

 89 

 98 

 91 

 94 



England and Wales, 19 stations 



iScotland, 17 stations 



'Ireland, 2 stations 



Mean of the above 



, Mean of 38 stations 



33-23 

 29-52 

 26-32 



2969 

 31-21 



30-60 

 2769 

 25-90 



28-06 

 29-05 



33-28 



30-73 

 31-93 



31-98 

 32-07 



32-37 

 29-31 

 28-05 



29-91 

 30-78 



102-8 



100-9 



94-0 



99-2 

 1QI-5 



94-7 

 94-0 

 92-5 



93-7 

 94-3 



From the above Table the remarkable similarity of the results obtained 

 by the two dissimilar modes of investigation is rendered so obvious that it 



