Climate Overview
The climate in Marakkanam is hot. The average annual temperature is 29°C and approximately 788mm of precipitation falls per year. May is the wettest month, receiving around 197mm of rainfall. Marakkanam is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, May, April. The coldest months are December, January, February, when temperatures can drop to 23°C.
Temperature
Marakkanam sees moderate temperature variation throughout the year, ranging from 23°C to 34°C. The warmest month is August, when average highs reach 34°C and the mean temperature sits around 31°C. December is the coolest month, with minimum temperatures around 23°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between March and April, with a 2°C shift in average temperatures.
Precipitation
Marakkanam is a relatively dry area, receiving approximately 788mm of precipitation annually, which averages out to around 66mm per month. The wettest month is May, averaging 197mm of rainfall. July and June also tend to see above-average precipitation. The driest month is March, with just 2mm. That's 195mm less than May, 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
Marakkanam is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
63 days until Autumn
It is currently summer in Marakkanam, which began on June 21, 2026. Marakkanam is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 34°C, while the coldest stretch bottoms out in December near 23°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 26 to 34°C. Precipitation is moderate at around 205mm for the season, averaging 68mm per month. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 27 to 34°C. Precipitation is moderate at around 284mm for the season, averaging 95mm per month. Winds are generally light, averaging 4km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.
Autumn
Temperatures range from 24 to 33°C. Precipitation is moderate at around 175mm for the season, averaging 58mm per month. Winds are generally light, averaging 3km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 23 to 30°C. Rainfall is relatively light, with around 123mm over the season and a monthly average of 41mm. Winds are generally light, averaging 3km/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 Marakkanam 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.