Climate Overview
The climate in Ambalangoda is hot. The average annual temperature is 27°C and approximately 2507mm of precipitation falls per year. Ambalangoda receives a notable amount of rainfall throughout the year, including during its driest month. Ambalangoda sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Ambalangoda has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is April, when average highs reach 29°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 25°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.
Precipitation
Ambalangoda is a very wet location, receiving approximately 2507mm of precipitation annually, which averages out to around 209mm per month. The wettest month is May, averaging 405mm of rainfall. October and June also tend to see above-average precipitation. The driest month is February, with just 44mm. That's 361mm 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
Ambalangoda is mildly breezy, with an average annual wind speed of 19km/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 25km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in February, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 11km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 14km/h in winter, 17km/h in spring, 25km/h in summer, 20km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Ambalangoda, which began on March 20, 2026. Ambalangoda sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in April at around 29°C, while the coldest stretch bottoms out in January near 25°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 615mm across the season with a monthly average of 205mm. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 755mm across the season with a monthly average of 252mm. Winds are moderate at around 25km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 874mm across the season with a monthly average of 291mm. Winds are moderate at around 20km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 28°C. Precipitation is moderate at around 263mm for the season, averaging 88mm per month. Winds are generally light, averaging 14km/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 Ambalangoda 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.
