I posted a linear regression in a neighbor comment.
"the UK has been on average 6% wetter over the last 30 years (1991-2020) than the preceding 30 years (1961-1990). Six of the ten wettest years for the UK in a series from 1862 have occurred since 1998." [1]
[1] https://www.metoffice.gov.uk/about-us/press-office/news/weat....