Mil. A. W. PIIKSTOX’S METEOHOLOGICAL NOTES. 
509 
For the sake of comparison, the following returns show the 
monthly falls at Norwich in the five years 1883 to 1887 inclusive, 
the average of the twenty years ending 1884-, and the departure of 
the monthly falls of 1887 from such average. 
Months. 
1883. 
188-1. 
1885. 
i 1886. 
1887. 
Av. of 
20 yrs. 
Departure 
ot 1887 
from av. 
Ins. 
Ins. 
Ins. 
Ins. 
Ins. 
Ins. 
Ins. 
January 
2.30 
1.34 
2.25 
1 2.04 
1.77 
1.85 
— 0.08 
Pobruary 
2.03 
0.02 
2.20 
1 0.39 
0.04 
2.00 
— 1.30 
March 
2.31 
1.30 
1 40 
1.39 
1.07 
1.75 
— 0.08 
April 
1.77 
1.09 
1.51 
1 1.41 
1.22 
1.80 
— 0.58 
May 
1.19 
0.70 
3.04 
2.55 
2.25 
1.60 
+ 0.05 
.Juno 
2.S8 
0.52 
0.92 
0.50 
0.48 
2.00 
— 1.52 
July 
2.39 
2.04 
0.80 
4.01 
1.22 
2.70 
— 1.18 
AuKu.st 
0.77 
1.20 
0.78 
2.19 
2.3 i 
2.40 
— O.OO 
Noptomber 
3.08 
3.08 
4.5 • 
1.32 
2.70 
2.85 
+ 0.09 
October 
3.53 
3.22 
0.77 
2.30 
2.9-1 
2.80 
+ 0.14 
NovomI)er 
3.37 
2.03 
3.22 
2.01 
1.98 
2.85 
— 0.37 
December 
2.25 
2.-t8 
1.15 
3.42 
1.25 
2.00 
— 1 .35 
Year. 
28.1-G 
20.88 
28.00 
25.23 
20.52 
27.20 
— 0.08 
Snow is included in the above measurements, and fell on six 
days in January, one in February, fourteen in March, three in 
April, three in October, two in November, and ten in December. 
Annexed is the general table of results, similar to that appended 
to previous papers, and which shows in a concise form the main 
meteorological conditions of 1887. 
