Climate Overview
The climate in Popayán is temperate. The average annual temperature is 18°C and approximately 5620mm of precipitation falls per year. Popayán receives a notable amount of rainfall throughout the year, including during its driest month. Popayán sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Popayán has relatively stable temperatures year-round, staying within a 10°C range. August is the warmest month, though highs remain moderate at 23°C with a mean of 18°C. August is the coolest month, with minimum temperatures around 13°C and an average of 18°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Popayán is a very wet location, receiving approximately 5620mm of precipitation annually, which averages out to around 468mm per month. The wettest month is May, averaging 599mm of rainfall. June and April also tend to see above-average precipitation. The driest month is January, with just 332mm. That's 266mm less than May, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
Popayán is relatively calm, with an average annual wind speed of 1km/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 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.
Seasons
93 days until Autumn
It is currently summer in Popayán, which began on June 21, 2026. Popayán sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in August at around 23°C, while the coldest stretch bottoms out in August near 13°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 14 to 22°C. Rainfall is heavy, totalling around 1668mm across the season with a monthly average of 556mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 13 to 23°C. Rainfall is heavy, totalling around 1472mm across the season with a monthly average of 491mm. Winds are generally light, averaging 1km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 14 to 23°C. Rainfall is heavy, totalling around 1320mm across the season with a monthly average of 440mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 14 to 23°C. Rainfall is heavy, totalling around 1159mm across the season with a monthly average of 386mm. Winds are generally light, averaging 1km/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 Popayán 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.
