Climate Overview
The climate in Santa Lucía is hot. The average annual temperature is 25°C and approximately 1608mm of precipitation falls per year. March is the wettest month, receiving around 394mm of rainfall. Santa Lucía sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Santa Lucía has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is April, when average highs reach 30°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 21°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.
Precipitation
Santa Lucía is a fairly wet location, receiving approximately 1608mm of precipitation annually, which averages out to around 134mm per month. The wettest month is March, averaging 394mm of rainfall. February and April also tend to see above-average precipitation. The driest month is November, with just 20mm. That's 374mm less than March, 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
Santa Lucía 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 October, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, 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
4 days until Winter
It is currently autumn in Santa Lucía, which began on March 20, 2026. Santa Lucía 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 30°C, while the coldest stretch bottoms out in August near 21°C. Winter is next, beginning on June 21, 2026 — 4 days from now.
Spring
Temperatures range from 21 to 28°C. Rainfall is relatively light, with around 86mm over the season and a monthly average of 29mm. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 23 to 30°C. Rainfall is heavy, totalling around 636mm across the season with a monthly average of 212mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 30°C. Rainfall is heavy, totalling around 750mm across the season with a monthly average of 250mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 28°C. Rainfall is relatively light, with around 136mm over the season and a monthly average of 45mm. Winds are generally light, averaging 3km/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 Santa Lucía is during June, July, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 37mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 30°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Santa Lucía 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.
