Daily Data Tables - Wet % of day / %
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Lowest
0
0
0
0
0
0
0
0
0
0
0
0
Highest
42
50
50
50
33
4.2
17
42
42
50
58
33
Mean
8.5
8.8
13
12
3.9
0.5
1.7
5.3
4.0
4.3
10
8.5
Cumul
8.5
8.6
10
11
9.2
7.8
6.9
6.7
6.4
6.2
6.5
6.7
Wet % of day in London, NW3, for every available day of 2018 along with monthly summary: lowest, highest, mean, and the cumulative value for the year to the month's end. Data for Wet % of day begins in 2009.