Climate Insights for Santa María

The climate in Santa María is warm and mild. The average annual temperature is 19°C and approximately 1937mm of precipitation falls per year. Santa María receives a notable amount of rainfall throughout the year, including during its driest month. Santa María sits near the equator, so seasonal temperature differences are minimal throughout the year.

Santa María sees moderate temperature variation throughout the year, ranging from 14°C to 25°C. September is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. August is the coolest month, with minimum temperatures around 14°C and an average of 18°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Santa María is a fairly wet location, receiving approximately 1937mm of precipitation annually, which averages out to around 161mm per month. The wettest month is April, averaging 260mm of rainfall. November and March also tend to see above-average precipitation. The driest month is August, with just 65mm. That's 194mm less than April, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Santa María 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 March, 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 0km/h gap between the calmest and windiest months.

It is currently summer in Santa María, which began on June 21, 2026. Santa María sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 25°C, while the coldest stretch bottoms out in August near 14°C. Autumn is next, beginning on September 23, 2026 — 83 days from now.

The best time to visit Santa María is during July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 78mm per month. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Santa María 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.