Detailed Rainfall Data

Current / Latest
MeasureValue
Daily Rain 0.0 mm
Rain Last 10 mins 0.0 mm
Rain Last Hour 0.0 mm
Rain Last 3 hrs 0.0 mm
Rain Last 6 hrs 0.0 mm
Rain Last 24 hrs 0.0 mm
Rain Duration 0.0 hrs
Rain Rate 0.0 mm/h
Past 24hrs Duration 0 hrs
--- ---
Most Recent Rain 37 hours ago
Yesterday's Rain 0.0 mm
Last 7 Days' Rain 35.8 mm
Last 31 Days' Rain 123.2 mm
Last 365 Days' Rain 892.5 mm
Monthly Rain 39.6 mm (215%)
Annual Rain 840.1 mm (145%)
Winter Rain 39.6 mm (215%)
--- ---
Consecutive Dry Days 2 days
Monthly Rain Days 6
Annual Rain Days 154
Daily Rain Last Year 2.2 mm
Last Month Rain-to-date 0.1 mm
Last Year Rain-to-date 594.7 mm
Current Extremes
Measure Year Month Today Yesterday
Max Rain Rate 100 mm/h
2nd May
42 mm/h
5th
-
n/a
-
n/a
Most Rain In One Hour 16.5 mm
23rd Sep
4.6 mm
5th
-
n/a
-
n/a
Wettest Day 31.4 mm
23rd Sep
15.4 mm
5th
-
-
Longest Wet Spell 10 days
27th Dec - 5th Jan
5 days
4th Dec - 8th
-
-
Longest Dry Spell 15 days
6th Jan - 20th Jan
2 days
9th Dec - Current
-
-
Wettest Month 137.5 mm
Sep
-
-
-
Driest Month 11.8 mm
Jun
-
-
-
Most Rain Days 21
Feb
-
-
-
Fewest Rain Days 6
Jun
-
-
-
Last 31 days rainfall in London NW3

Records
Measure Overall December 10th Dec
Max Rain Rate 162 mm/h
7th Feb 2016
126 mm/h
Day 22, 2015
40 mm/h
2019
Most Rain In One Hour 33.3 mm
27th Jun 2009
6.3 mm
Day 23, 2022
5.1 mm
2017
Wettest Day 42.0 mm
12th Jul 2021
21.7 mm
Day 20, 2012
20.5 mm
2017
Longest Wet Spell 19 days
30th Dec - 17th Jan 2014
13 days
28th Nov - 10th Dec 2009
-
Longest Dry Spell 27 days
16th May - 11th Jun 2023
11 days
13th Dec - 23rd Dec 2021
-
Wettest Month 165.8 mm
Oct 2020
101.4 mm
2012
-
Driest Month 0.8 mm
Jun 2018
10.5 mm
2016
-
Most Rain Days 29
Jan 2014
24
2015
-
Fewest Rain Days 2
Apr 2011
8
2016
-
Wettest Days
RankValueDate
1 42.0 mm 12th Jul 2021
2 40.7 mm 13th Oct 2014
3 39.1 mm 9th Aug 2017
4 38.5 mm 25th Aug 2014
5 38.4 mm 25th Jul 2021
6 35.8 mm 27th Jun 2009
7 35.8 mm 17th Aug 2022
8 35.6 mm 17th May 2017
9 34.3 mm 6th Aug 2009
10 34.0 mm 3rd Oct 2020
11 32.0 mm 13th Sep 2013
12 32.0 mm 24th Sep 2019
13 31.9 mm 24th Jul 2015
14 31.7 mm 1st May 2010
15 31.4 mm 23rd Sep 2024

More Records
MeasureValue and Date
Wettest Year 840.1 mm, 2024
Driest Year 507.0 mm, 2011
Wettest 365 days 916.1 mm, Ending 9th Oct 2024
Driest 365 days 394.0 mm, Ending 10th Aug 2022
Wettest 31 days 181.5 mm, Ending 20th Oct 2024
Driest 31 days 0.2 mm, Ending 1st Jun 2020
Wettest 7 days 106.6 mm, Ending 8th Oct 2020
Wettest 3 days 88.0 mm, Ending 4th Oct 2020
Wettest 24hrs 54.2 mm, Ending 14:08, 2nd May 2010
Wettest Months
RankValueDate
1 165.8 mm Oct 2020
2 144.2 mm Nov 2009
3 141.5 mm Jan 2014
4 137.5 mm Sep 2024
5 135.4 mm Nov 2022
6 123.3 mm Jul 2021
7 118.3 mm Aug 2014
8 117.7 mm Jun 2012

Past Year Monthly Totals
MonthTotalAnomaly
January 202451.4 mm87%
February 83.1 mm185%
March 70.1 mm180%
April 64.5 mm154%
May 78.6 mm171%
June 11.8 mm25%
July 113.0 mm246%
August 33.1 mm61%
September 137.5 mm275%
October 73.7 mm113%
November 83.7 mm125%
December 202374.4 mm131%
12-month Total 874.9 mm 142%
Driest Months
RankValueDate
1 0.8 mm Jun 2018
2 1.8 mm Apr 2011
3 2.3 mm Jul 2022
4 2.8 mm Apr 2021
5 2.9 mm Apr 2017
6 3.9 mm Feb 2023
7 5.5 mm May 2020
8 8.0 mm Nov 2021

Past Year Seasonal Totals
SeasonTotalAnomaly
Winter 23/24208.9 mm130%
Spring 2024213.2 mm168%
Summer 2024157.9 mm107%
Autumn 2024294.9 mm162%

Last 12 months rainfall total in London cumulative rainfall total this year vs climate normal average so far in London cumulative rainfall total last year vs climate normals and extreme years

View more rain charts

Note 1: Rain records began in February 2009
Note 2: The minimum recordable rain (the rain gauge resolution) is 0.2 mm
Note 3: Figures in brackets refer to departure from average conditions
Note 4: Rain rate records are manually checked, and changed if necessary, due to occasional lag in data transmission. Initial high readings may well be corrected at a later date.

View daily totals for the past year