Too sentimental during a wet week (4)

I believe the answer is:

twee

I'm a little stuck... Click here to teach me more about this clue!

'too sentimental' is the definition.
'twee' can be an answer for 'sentimental' (I've seen this before). I'm not certain of the 'too' bit.

'during a wet week' is the wordplay.
'during' indicates a hidden word.
'TWEE' is hidden within 'wet week'.

Can you help me to learn more?

(Other definitions for twee that I've seen before include "Precious - sentimental" , "Rather too pretty" , "Sickly sweet" , "Excessively sentimental" , "rather quaint" .)

I've seen this clue in the Evening Standard.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.