Climate Overview
The climate in San Lorenzo is hot. The average annual temperature is 28°C and approximately 1676mm of precipitation falls per year. October is the wettest month, receiving around 378mm of rainfall. San Lorenzo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, July. The coldest months are January, February, December, when temperatures can drop to 22°C.
Temperature
San Lorenzo sees moderate temperature variation throughout the year, ranging from 22°C to 35°C. The warmest month is April, when average highs reach 35°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 22°C and an average of 27°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.
Precipitation
San Lorenzo is a fairly wet location, receiving approximately 1676mm of precipitation annually, which averages out to around 140mm per month. The wettest month is October, averaging 378mm of rainfall. September and June also tend to see above-average precipitation. The driest month is January, with just 1mm. That's 377mm less than October, 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 mildly breezy, with an average annual wind speed of 13km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap 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 16km/h in winter, 13km/h in spring, 12km/h in summer, 9km/h in autumn.
Seasons
89 days until Summer
It is currently spring in San Lorenzo, which began on March 20, 2026. San Lorenzo 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 April at around 35°C, while the coldest stretch bottoms out in January near 22°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 35°C. Rainfall is heavy, totalling around 310mm across the season with a monthly average of 103mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 23 to 34°C. Rainfall is heavy, totalling around 553mm across the season with a monthly average of 184mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 804mm across the season with a monthly average of 268mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 34°C. Precipitation is minimal, with only around 9mm for the entire season. Winds are moderate at around 16km/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.
