30% chance of more than 1mm of rain tomorrow.
Just like every other day.
https://en.wikipedia.org/wiki/Climate_of_the_United_Kingdom
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rainfall ≥ 1 mm days 13.2 10.4 11.5 10.4 9.9 9.6 9.5 9.9 9.9 12.6 13.1 12.7
30% chance of more than 1mm of rain tomorrow.
Just like every other day.
https://en.wikipedia.org/wiki/Climate_of_the_United_Kingdom