Climate Overview
The climate in Piriyāpatna is warm and mild. The average annual temperature is 23°C and approximately 1620mm of precipitation falls per year. July is the wettest month, receiving around 393mm of rainfall. Piriyāpatna is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, February. The coldest months are January, February, December, when temperatures can drop to 16°C.
Temperature
Piriyāpatna sees moderate temperature variation throughout the year, ranging from 16°C to 32°C. The warmest month is April, when average highs reach 32°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 16°C and an average of 21°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 2°C shift in average temperatures.
Precipitation
Piriyāpatna is a fairly wet location, receiving approximately 1620mm of precipitation annually, which averages out to around 135mm per month. The wettest month is July, averaging 393mm of rainfall. August and June also tend to see above-average precipitation. The driest month is February, with just 4mm. That's 388mm less than July, 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
Piriyāpatna is relatively calm, with an average annual wind speed of 8km/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 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 7km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 6km/h in spring, 12km/h in summer, 8km/h in autumn.
Seasons
8 days until Autumn
It is currently summer in Piriyāpatna, which began on June 21, 2026. Piriyāpatna 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 32°C, while the coldest stretch bottoms out in January near 16°C. Autumn is next, beginning on September 23, 2026 (8 days from now).
Spring
Temperatures range from 20 to 32°C. Precipitation is moderate at around 258mm for the season, averaging 86mm per month. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 20 to 26°C. Rainfall is heavy, totalling around 913mm across the season with a monthly average of 304mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 19 to 27°C. Rainfall is heavy, totalling around 393mm across the season with a monthly average of 131mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 16 to 29°C. Rainfall is relatively light, with around 55mm over the season and a monthly average of 18mm. Winds are generally light, averaging 8km/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 Piriyāpatna is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 25mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 32°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 Piriyāpatna 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.