Kottayam has a tropical climate with hot and humid summers and a monsoon season from June to September. The average temperature ranges from 25°C to 35°C, with high humidity throughout the year.
The climate in Kottayam is generally hot and humid throughout the year. It experiences a tropical monsoon climate with heavy rainfall during the monsoon season, which usually lasts from June to September. The average annual temperature ranges from 20°C (68°F) to 35°C (95°F), with April and May being the hottest months.