Climate Overview
The climate in Ottappālam is hot. The average annual temperature is 27°C and approximately 2256mm of precipitation falls per year. June is the wettest month, receiving around 428mm of rainfall. Ottappālam is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, February, April. The coldest months are January, December, October, when temperatures can drop to 23°C.
Temperature
Ottappālam sees moderate temperature variation throughout the year, ranging from 23°C to 37°C. March is the hottest month, with daytime highs reaching 37°C and an average of 30°C. January is the coolest month, with minimum temperatures around 23°C and an average of 28°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.
Precipitation
Ottappālam is a very wet location, receiving approximately 2256mm of precipitation annually, which averages out to around 188mm per month. The wettest month is June, averaging 428mm of rainfall. August and July also tend to see above-average precipitation. The driest month is January, with just 3mm. That's 425mm 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
Ottappālam is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/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
92 days until Autumn
It is currently summer in Ottappālam, which began on June 21, 2026. Ottappālam 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 March at around 37°C, while the coldest stretch bottoms out in January near 23°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 25 to 37°C. Rainfall is heavy, totalling around 363mm across the season with a monthly average of 121mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 23 to 29°C. Rainfall is heavy, totalling around 1201mm across the season with a monthly average of 400mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 642mm across the season with a monthly average of 214mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 36°C. Rainfall is relatively light, with around 50mm over the season and a monthly average of 17mm. Winds are generally light, averaging 2km/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 Ottappālam 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.
