Monthly Data Tables - Rainfall / mm
Monthly Total Rainfall
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year
88.5
(150%)
(150%)
49.0
(109%)
(109%)
3.8
(10%)
(10%)
25.7
(61%)
(61%)
49.6
(108%)
(108%)
28.4
(60%)
(60%)
62.2
(135%)
(135%)
25.0
(46%)
(46%)
50.3
(101%)
(101%)
71.7
(110%)
(110%)
62.7
(94%)
(94%)
60.4
(106%)
(106%)
577.3
(94%)
(94%)
54.0
(92%)
(92%)
87.1
(194%)
(194%)
73.6
(189%)
(189%)
67.8
(161%)
(161%)
74.1
(161%)
(161%)
10.4
(22%)
(22%)
98.4
(214%)
(214%)
29.0
(54%)
(54%)
120.1
(240%)
(240%)
64.6
(99%)
(99%)
73.1
(109%)
(109%)
43.0
(75%)
(75%)
795.2
(129%)
(129%)
52.8
(89%)
(89%)
3.9
(9%)
(9%)
83.1
(213%)
(213%)
49.2
(117%)
(117%)
25.2
(55%)
(55%)
29.9
(64%)
(64%)
70.6
(153%)
(153%)
45.2
(84%)
(84%)
48.5
(97%)
(97%)
94.2
(145%)
(145%)
70.1
(105%)
(105%)
74.4
(131%)
(131%)
647.1
(105%)
(105%)
16.8
(28%)
(28%)
52.4
(116%)
(116%)
27.4
(70%)
(70%)
18.0
(43%)
(43%)
28.4
(62%)
(62%)
27.8
(59%)
(59%)
2.3
(5%)
(5%)
71.5
(132%)
(132%)
55.2
(110%)
(110%)
72.3
(111%)
(111%)
135.4
(202%)
(202%)
58.1
(102%)
(102%)
565.6
(92%)
(92%)
97.7
(166%)
(166%)
40.1
(89%)
(89%)
21.5
(55%)
(55%)
2.8
(7%)
(7%)
73.8
(160%)
(160%)
65.4
(139%)
(139%)
123.3
(268%)
(268%)
34.5
(64%)
(64%)
40.5
(81%)
(81%)
96.8
(149%)
(149%)
8.0
(12%)
(12%)
72.0
(126%)
(126%)
676.4
(110%)
(110%)
45.1
(76%)
(76%)
90.5
(201%)
(201%)
39.4
(101%)
(101%)
28.3
(67%)
(67%)
5.5
(12%)
(12%)
45.1
(96%)
(96%)
36.4
(79%)
(79%)
51.7
(96%)
(96%)
23.4
(47%)
(47%)
165.8
(255%)
(255%)
32.4
(48%)
(48%)
76.8
(135%)
(135%)
640.4
(104%)
(104%)
31.3
(53%)
(53%)
40.3
(90%)
(90%)
48.4
(124%)
(124%)
12.4
(30%)
(30%)
31.8
(69%)
(69%)
59.1
(126%)
(126%)
43.5
(95%)
(95%)
36.9
(68%)
(68%)
68.1
(136%)
(136%)
91.2
(140%)
(140%)
62.4
(93%)
(93%)
92.6
(162%)
(162%)
618.0
(100%)
(100%)
72.0
(122%)
(122%)
38.9
(86%)
(86%)
73.6
(189%)
(189%)
58.5
(139%)
(139%)
38.7
(84%)
(84%)
0.8
(2%)
(2%)
36.4
(79%)
(79%)
71.0
(131%)
(131%)
28.6
(57%)
(57%)
36.3
(56%)
(56%)
66.2
(99%)
(99%)
61.5
(108%)
(108%)
582.5
(94%)
(94%)
68.7
(116%)
(116%)
33.9
(75%)
(75%)
30.4
(78%)
(78%)
2.9
(7%)
(7%)
85.9
(187%)
(187%)
52.1
(111%)
(111%)
89.0
(193%)
(193%)
86.4
(160%)
(160%)
64.1
(128%)
(128%)
19.4
(30%)
(30%)
38.2
(57%)
(57%)
97.3
(171%)
(171%)
668.3
(108%)
(108%)
71.3
(121%)
(121%)
38.6
(86%)
(86%)
63.3
(162%)
(162%)
50.5
(120%)
(120%)
43.4
(94%)
(94%)
91.8
(195%)
(195%)
22.3
(48%)
(48%)
18.1
(34%)
(34%)
38.7
(77%)
(77%)
38.7
(60%)
(60%)
82.4
(123%)
(123%)
10.5
(18%)
(18%)
569.6
(92%)
(92%)
75.7
(128%)
(128%)
44.3
(98%)
(98%)
22.3
(57%)
(57%)
19.5
(46%)
(46%)
52.1
(113%)
(113%)
9.4
(20%)
(20%)
58.5
(127%)
(127%)
77.9
(144%)
(144%)
63.9
(128%)
(128%)
51.9
(80%)
(80%)
66.0
(99%)
(99%)
52.2
(92%)
(92%)
593.7
(96%)
(96%)
141.5
(240%)
(240%)
78.9
(175%)
(175%)
22.9
(59%)
(59%)
23.2
(55%)
(55%)
70.3
(153%)
(153%)
28.9
(61%)
(61%)
47.1
(102%)
(102%)
118.3
(219%)
(219%)
42.6
(85%)
(85%)
94.2
(145%)
(145%)
106.1
(158%)
(158%)
41.2
(72%)
(72%)
815.2
(132%)
(132%)
47.0
(80%)
(80%)
37.1
(82%)
(82%)
54.2
(139%)
(139%)
31.7
(75%)
(75%)
49.1
(107%)
(107%)
15.6
(33%)
(33%)
36.2
(79%)
(79%)
51.3
(95%)
(95%)
61.3
(123%)
(123%)
92.0
(142%)
(142%)
55.6
(83%)
(83%)
91.0
(160%)
(160%)
622.1
(101%)
(101%)
42.8
(73%)
(73%)
20.5
(46%)
(46%)
21.6
(55%)
(55%)
100.4
(239%)
(239%)
44.6
(97%)
(97%)
117.7
(250%)
(250%)
89.0
(193%)
(193%)
31.7
(59%)
(59%)
43.4
(87%)
(87%)
89.0
(137%)
(137%)
75.1
(112%)
(112%)
101.4
(178%)
(178%)
777.2
(126%)
(126%)
73.0
(124%)
(124%)
44.2
(98%)
(98%)
11.1
(28%)
(28%)
1.8
(4%)
(4%)
24.1
(52%)
(52%)
87.6
(186%)
(186%)
53.2
(116%)
(116%)
73.0
(135%)
(135%)
42.1
(84%)
(84%)
15.5
(24%)
(24%)
25.2
(38%)
(38%)
56.2
(99%)
(99%)
507.0
(82%)
(82%)
56.1
(95%)
(95%)
99.3
(221%)
(221%)
33.4
(86%)
(86%)
21.5
(51%)
(51%)
68.8
(150%)
(150%)
22.2
(47%)
(47%)
15.1
(33%)
(33%)
98.5
(182%)
(182%)
42.6
(85%)
(85%)
77.4
(119%)
(119%)
32.4
(48%)
(48%)
26.7
(47%)
(47%)
594.0
(96%)
(96%)
71.1
(121%)
(121%)
63.8
(142%)
(142%)
32.4
(83%)
(83%)
33.1
(79%)
(79%)
26.3
(57%)
(57%)
70.6
(150%)
(150%)
55.4
(120%)
(120%)
42.1
(78%)
(78%)
35.9
(72%)
(72%)
28.9
(44%)
(44%)
144.2
(215%)
(215%)
76.5
(134%)
(134%)
680.3
(110%)
(110%)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year
Lowest
16.8
(28%)
(28%)
3.9
(9%)
(9%)
3.8
(10%)
(10%)
1.8
(4%)
(4%)
5.5
(12%)
(12%)
0.8
(2%)
(2%)
0.0
(0%)
(0%)
18.1
(34%)
(34%)
23.4
(47%)
(47%)
15.5
(24%)
(24%)
8.0
(12%)
(12%)
10.5
(18%)
(18%)
343.0
(56%)
(56%)
Highest
141.5
(240%)
(240%)
99.3
(221%)
(221%)
83.1
(213%)
(213%)
100.4
(239%)
(239%)
85.9
(187%)
(187%)
117.7
(250%)
(250%)
123.3
(268%)
(268%)
118.3
(219%)
(219%)
120.1
(240%)
(240%)
165.8
(255%)
(255%)
144.2
(215%)
(215%)
101.4
(178%)
(178%)
815.2
(132%)
(132%)
Mean
67.1
(114%)
(114%)
53.3
(118%)
(118%)
38.4
(98%)
(98%)
30.5
(73%)
(73%)
44.6
(97%)
(97%)
48.0
(102%)
(102%)
52.2
(113%)
(113%)
56.6
(105%)
(105%)
51.1
(102%)
(102%)
70.6
(109%)
(109%)
66.8
(100%)
(100%)
64.2
(113%)
(113%)
626.3
(102%)
(102%)
Rainfall: monthly totals for all months since 2009 in London, NW3. Data for Rainfall begins in 1871.
Figures in brackets refer to departure from recent average conditions (the anomaly for the current month is unadjusted for the month's degree of completeness).