The best time to visit Courtallam is from October to February as weather is really pleasant during these months. Temperature goes down till 28°C. Summer in Courtallam starts from March and continues till June with maximum temperature of 40°C. Humidity is low but heat is high. Winter months are December to February, which are pleasant with temperature up to 32° C. Monsoon season is from July to September and experiences cool temperature and pleasant breeze.