Climate Overview
The climate in Santa Cruz del Sur is hot. The average annual temperature is 27°C and approximately 721mm of precipitation falls per year. May is the wettest month, receiving around 130mm of rainfall. Santa Cruz del Sur is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, March, when temperatures can drop to 23°C.
Temperature
Santa Cruz del Sur has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is July, when average highs reach 32°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 23°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.
Precipitation
Santa Cruz del Sur is a relatively dry area, receiving approximately 721mm of precipitation annually, which averages out to around 60mm per month. The wettest month is May, averaging 130mm of rainfall. October and June also tend to see above-average precipitation. The driest month is February, with just 11mm. That's 119mm 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
Santa Cruz del Sur is moderately windy, with an average annual wind speed of 22km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 25km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 18km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 7km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 24km/h in winter, 22km/h in spring, 20km/h in summer, 21km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Santa Cruz del Sur, which began on March 20, 2026. Santa Cruz del Sur 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 July at around 32°C, while the coldest stretch bottoms out in January near 23°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 30°C. Precipitation is moderate at around 173mm for the season, averaging 58mm per month. Winds are moderate at around 22km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 26 to 32°C. Precipitation is moderate at around 226mm for the season, averaging 75mm per month. Winds are moderate at around 20km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 31°C. Precipitation is moderate at around 273mm for the season, averaging 91mm per month. Winds are moderate at around 21km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 28°C. Rainfall is relatively light, with around 49mm over the season and a monthly average of 16mm. Winds are moderate at around 24km/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 Cruz del Sur is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 12mm per month. By contrast, July 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 Santa Cruz del Sur 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.
