The city experiences a tropical monsoon climate characterized by high temperatures, high humidity, and heavy rainfall.

The climate of Alappuzha can be divided into three distinct seasons: 

Summer (March to May): During summer, the temperature can range from 28°C to 33°C. The humidity level is high, and the weather can be quite uncomfortable. 

Monsoon (June to September): Alappuzha receives heavy rainfall during the monsoon season, which can cause flooding in some areas. 

Winter (December to February): During winter, the temperature ranges from 20°C to 32°C. The weather is relatively dry, and the humidity level is lower than during the summer season.

Alappuzha has a warm and humid climate with heavy rainfall throughout the year. The best time to visit Alappuzha is during the winter season, when the weather is relatively dry and comfortable.