By 13 May, much of the UK had already seen close to, or more than, its average rainfall for the month

Rainfall 1-13 May 2021 as a %

of May average 1981-2010

20

33

50

75

125

150

175

200

Rainfall 1-13 May 2021 as a % of May average 1981-2010

20

33

50

75

125

150

175

200

Source: Met Office, © Crown Copyright. Note: totals are compared with the average for the full month. Rainfall for the first half of May would normally be about 42% of the month's total