This is the 4607th most frequent Catalan word.
plou
"Plou" means "it rains" in English.
In this sentence, 'plou' is used as the verb in the third-person singular form to express the action of raining.
Avui plou molt a la ciutat.
Today it rains a lot in the city.
Here, 'plou' again acts as the verb indicating the frequent occurrence of rain in autumn.
Cada tardor plou gairebé cada dia.
Every autumn it rains almost every day.
In this conditional sentence, 'plou' is part of the condition, illustrating its use to define scenarios dependent on the weather.