Historical Ranked Annual Data - Rainfall / mm

Top annual highest

#

Value

Date

1

42.0

2

40.7

3

39.1

4

35.8

5

35.8

6

35.8

7

34.0

8

33.6

2026

9

32.0

10

32.0

11

31.9

12

31.7

13

30.4

14

27.3

15

25.7

16

21.7

17

21.4

18

19.1

8

33.6

Current year

4

35.8

Last year

Bottom annual highest

#

Value

Date

1

19.1

2

21.4

3

21.7

4

25.7

5

27.3

6

30.4

7

31.7

8

31.9

9

32.0

10

32.0

11

33.6

2026

12

34.0

13

35.8

14

35.8

15

35.8

16

39.1

17

40.7

18

42.0

11

33.6

Current year

15

35.8

Last year

Rainfall annual extremes: highest and lowest annual maxima.
There are 18 valid years for the chosen period from 2009 to present in London, NW3. Data for Rainfall begins in 1871.

Total rainfall accumulated during the day (midnight to midnight, local time). Tip counts are reset at midnight.