Climate Overview
The climate in San Lorenzo is hot. The average annual temperature is 27°C and approximately 4240mm of precipitation falls per year. November is the wettest month, receiving around 678mm of rainfall. San Lorenzo sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
San Lorenzo has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is March, when average highs reach 32°C and the mean temperature sits around 28°C. December is the coolest month, with minimum temperatures around 24°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.
Precipitation
San Lorenzo is a very wet location, receiving approximately 4240mm of precipitation annually, which averages out to around 353mm per month. The wettest month is November, averaging 678mm of rainfall. October and July also tend to see above-average precipitation. The driest month is February, with just 6mm. That's 673mm less than November, 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
San Lorenzo 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 February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, 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 1km/h gap between the calmest and windiest months.
Seasons
84 days until Autumn
It is currently summer in San Lorenzo, which began on June 21, 2026. San Lorenzo sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 32°C, while the coldest stretch bottoms out in December near 24°C. Autumn is next, beginning on September 23, 2026 — 84 days from now.
Spring
Temperatures range from 25 to 32°C. Rainfall is heavy, totalling around 729mm across the season with a monthly average of 243mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1483mm across the season with a monthly average of 494mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1794mm across the season with a monthly average of 598mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 32°C. Precipitation is moderate at around 233mm for the season, averaging 78mm per month. Winds are generally light, averaging 2km/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 San Lorenzo 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.
