Climate Overview
The climate in Arakkonam is hot. The average annual temperature is 29°C and approximately 1059mm of precipitation falls per year. November is the wettest month, receiving around 210mm of rainfall. Arakkonam is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, February, December, when temperatures can drop to 21°C.
Temperature
Arakkonam sees moderate temperature variation throughout the year, ranging from 21°C to 38°C. May is the hottest month, with daytime highs reaching 38°C and an average of 32°C. January is the coolest month, with minimum temperatures around 21°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between February and March, with a 3°C shift in average temperatures.
Precipitation
Arakkonam is a moderately rainy area, receiving approximately 1059mm of precipitation annually, which averages out to around 88mm per month. The wettest month is November, averaging 210mm of rainfall. October and August also tend to see above-average precipitation. The driest month is February, with just 3mm. That's 206mm less than November, 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
Arakkonam is relatively calm, with an average annual wind speed of 9km/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 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.
Seasons
7 days until Autumn
It is currently summer in Arakkonam, which began on June 21, 2026. Arakkonam 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 May at around 38°C, while the coldest stretch bottoms out in January near 21°C. Autumn is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 24 to 38°C. Rainfall is relatively light, with around 84mm over the season and a monthly average of 28mm. Winds are generally light, averaging 9km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 27 to 37°C. Rainfall is heavy, totalling around 362mm across the season with a monthly average of 121mm. Winds are generally light, averaging 10km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.
Autumn
Temperatures range from 24 to 34°C. Rainfall is heavy, totalling around 474mm across the season with a monthly average of 158mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 32°C. Rainfall is relatively light, with around 139mm over the season and a monthly average of 46mm. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Arakkonam is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 28mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 38°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Arakkonam 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.
