342 Droughts at th e Royal Observatory, 
Absolute Droughts | j Partial Droughts 
Year 
Began 
Ended 
Last- 
ed 
Days 
Year 
Began 
Ended 
List- 
ed 
Days 
Am- 
ount 
of 
Rain, 
in. 
1816 
March 21 
April 6 
17 
— 




1817 
March 10 
March 24 
15 
1817 
March 9 
May 8 
01 
•38 
1818 
May 19 
June 13 
26 
1818 
May 10 
June 13 
35 
•28 
»» 
July 28 
August 27 
31 
if 
July 13 
Sept. 4 
54 
•37 
— 
— 
— 
— 
1819 
July 22 
August 30 
40 
•20 
1820 
Jan. 4 
January 19 
16 
— 
— 
— 
— 
— 
»> 
April 16 
May 15 
30 
— 
— 
— 
— 
»» 
August 31 
Sept. 15 
16 
— 
— 
— 
— 
— 
Dec. 25 
1821, Jan. 10 
17 
— 
— 
— 
— 
— 
1821 
Feb. 1 
February 20 
20 
1821 
Jan. 17 
March 2 
45 
•40 
11 
June 14 
July 1 
18 
— 
— 
— 
— 
— 
1822 
Jan. 5 
January 23 
19 
1822 
Dec. 7 
1823, Jan. 28 
53 
•40 
Dec. 20 
1823, Jan. 4 
16 
— 
— 
— 
— 
— 
1823 
Jan. 6 
January 28 
23 
— 
— 
— 
— 
— 
11 
April 8 
April 23 
16 
— 
— 
— 
— 
— 
If 
June 11 
June 25 
15 
— 
— 
— 
— 
— 
11 
July 10 
July 24 
15 
— 
— 
— 
— 
— 
1821 
Jan. 4 
January 22 
19 
— 
— 
— 
— 
— 
1825 
March 14 
April 13 
30 
1825 
March 4 
April 21 
49 
•37 
M 
June 6 
June 25 
20 
If 
June 6 
August 4 
60 
•39 
July 10 
August 2 
24 
— 
— 
— 
— 
1826 
Jan. 8 
January 23 
16 
1826 
Jan. 7 
February 13 
38 
•37 
11 
March 26 
April 9 
15 
— 
— 
— 
— 
— 
June 3 
June 27 
25 
— 
— 
— 
— 
— 
1827 
Feb. 1 
February 27 
27 
1827 
Jan. 12 
February 27 
47 
•37 
»* 
July 3 
July 19 
17 
„ 
May 29 
June 27 
30 
■26 
„ 
August 19 
September 9 
22 
— 
— 
— 
— 
— 
1828 
Feb. 2 
February 19 
18 
1828 
Jan. 18 
February 19 
33 
•27 
March 1 
March 16 
16 
11 
Feb. 23 
March 25 
32 
•31 
Oct. 29 
November 14 
17 
— 
— 
— 
— 
— 
Nov. 20 
December 6 
17 
— 
— 
— 
— 
— 
1829 
Jan. 6 
February 3 
29 
1829 
Jan. 5 
February 13 
40 
•39 
Feb. 28 
March 17 
18 
Feb. 28 
March 28 
29 
05 
Oct. 23 
November 10 
19 
» 
Oct. 9 
November 10 
33 
•20 
Nov. 28 
December 16 
19 
Nov. 14 
1830, Jan. 14 
62 
•61 
Dec. 18 
1830, Jan. 2 
16 
— 
— 
— 
— 
1830 
Oct. 4 
October 18 
15 
— 
— 
— 
— 
— 
1832 
Feb. 9 
February 23 
15 
— 
— 
— 
— 
— 
March 25 
April 14 
21 
— 
— 
— 
— 
— 
Sept. 13 
Sept. 28 
16 
— 
— 
— 
— 
— 
1833 
May 3 
May 18 
16 
1833 
May 2 
June 1 
31 
•23 
July 24 
August 9 
17 
— 
— 
— 
— 
— 
1834 
March 7 
March 21 
15 
1834 
Feb. 25 
March 27 
31 
•28 
May 20 
June 3 
15 
March 31 
April 29 
30 
•26 
Sept. 28 
October 13 
16 
— 
— 
— 
— 
— 
1835 
July 14 
August 6 
24 
1835 
July 8 
August 22 
46 
•23 

— 
— 
— 
Nov. 30 
1836, Jan. 1 
33 
•27 
1837 
June 19 
July 4 
16 
1837 
March 14 
April 20 
38 
■33 
1838 
Sept. 30 
October 14 
15 
1838 
March 6 
April 6 
32 
•28 
1840 
Feb. 17 
March 15 
28 
1840 
Feb. 7 
May 8 
92 
•90 


— 
— 
Nov. 22 
December 29 
38 
•37 

— 
— 
— 
1841 
May 9 
June 21 
44 
•41 
1842 
May 28 
June 13 
17 
1 1842 
April 3 
May 2 
30 
■29 
M 
Oct. 1 
October 18 
18 
— 
— 
— 
— 
— 
1843 
June 15 
July 2 
18 
CO 
oo 
March 1 
March 31 
31 
•30 
