Climate Overview
The climate in San Juan de los Lagos is warm and mild. The average annual temperature is 20°C and approximately 686mm of precipitation falls per year. August is the wettest month, receiving around 195mm of rainfall. San Juan de los Lagos is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, February, December, when temperatures can drop to 7°C.
Temperature
Temperatures in San Juan de los Lagos vary considerably across the year, with a 26°C difference between the coldest and warmest months. The warmest month is May, when average highs reach 33°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 7°C and an average of 14°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 4°C shift in average temperatures.
Precipitation
San Juan de los Lagos is a relatively dry area, receiving approximately 686mm of precipitation annually, which averages out to around 57mm per month. The wettest month is August, averaging 195mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 2mm. That's 193mm less than August, 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 Juan de los Lagos 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 March, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/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
63 days until Autumn
It is currently summer in San Juan de los Lagos, which began on June 21, 2026. San Juan de los Lagos 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 May at around 33°C, while the coldest stretch bottoms out in January near 7°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 11 to 33°C. Precipitation is minimal, with only around 35mm for the entire season. 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 16 to 29°C. Rainfall is heavy, totalling around 491mm across the season with a monthly average of 164mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 11 to 27°C. Rainfall is relatively light, with around 139mm over the season and a monthly average of 46mm. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 7 to 26°C. Precipitation is minimal, with only around 20mm for the entire season. 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 San Juan de los Lagos is during February, March, April, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 24mm per month. By contrast, May can be uncomfortably hot with highs reaching 33°C, while January is the coldest period with lows dropping to 7°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 San Juan de los Lagos 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.