Climate Overview
The climate in Chengannūr is hot. The average annual temperature is 28°C and approximately 2605mm of precipitation falls per year. June is the wettest month, receiving around 399mm of rainfall. Chengannūr sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Chengannūr has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is March, when average highs reach 33°C and the mean temperature sits around 30°C. January is the coolest month, with minimum temperatures around 25°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.
Precipitation
Chengannūr is a very wet location, receiving approximately 2605mm of precipitation annually, which averages out to around 217mm per month. The wettest month is June, averaging 399mm of rainfall. May and July also tend to see above-average precipitation. The driest month is February, with just 16mm. That's 383mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Chengannūr is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 13km/h in winter, 14km/h in spring, 16km/h in summer, 12km/h in autumn.
Seasons
88 days until Summer
It is currently spring in Chengannūr, which began on March 20, 2026. Chengannūr sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 33°C, while the coldest stretch bottoms out in January near 25°C. Summer is next, beginning on June 21, 2026 — 88 days from now.
Spring
Temperatures range from 27 to 33°C. Rainfall is heavy, totalling around 651mm across the season with a monthly average of 217mm. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 30°C. Rainfall is heavy, totalling around 1071mm across the season with a monthly average of 357mm. Winds are moderate at around 16km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 31°C. Rainfall is heavy, totalling around 751mm across the season with a monthly average of 250mm. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 32°C. Rainfall is relatively light, with around 133mm over the season and a monthly average of 44mm. Winds are generally light, averaging 13km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Chengannūr based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
