Climate Overview
The climate in Perambalur is hot. The average annual temperature is 29°C and approximately 968mm of precipitation falls per year. November is the wettest month, receiving around 191mm of rainfall. Perambalur is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, June. The coldest months are January, February, December, when temperatures can drop to 22°C.
Temperature
Perambalur sees moderate temperature variation throughout the year, ranging from 22°C to 37°C. April is the hottest month, with daytime highs reaching 37°C and an average of 32°C. January is the coolest month, with minimum temperatures around 22°C and an average of 25°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 3°C shift in average temperatures.
Precipitation
Perambalur is a moderately rainy area, receiving approximately 968mm of precipitation annually, which averages out to around 81mm per month. The wettest month is November, averaging 191mm of rainfall. October and December also tend to see above-average precipitation. The driest month is February, with just 9mm. That's 182mm 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
Perambalur 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 Perambalur, which began on June 21, 2026. Perambalur 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 April at around 37°C, while the coldest stretch bottoms out in January near 22°C. Autumn is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 24 to 37°C. Rainfall is relatively light, with around 115mm over the season and a monthly average of 38mm. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 26 to 36°C. Precipitation is moderate at around 256mm for the season, averaging 85mm per month. Winds are generally light, averaging 11km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.
Autumn
Temperatures range from 24 to 35°C. Rainfall is heavy, totalling around 450mm across the season with a monthly average of 150mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 32°C. Rainfall is relatively light, with around 147mm over the season and a monthly average of 49mm. Winds are generally light, averaging 10km/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 Perambalur 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.
