Climate Overview
The climate in San Miguel is hot. The average annual temperature is 27°C and approximately 1917mm of precipitation falls per year. October is the wettest month, receiving around 375mm of rainfall. San Miguel is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, April, February. The coldest months are December, January, November, when temperatures can drop to 20°C.
Temperature
San Miguel sees moderate temperature variation throughout the year, ranging from 20°C to 36°C. March is the hottest month, with daytime highs reaching 36°C and an average of 29°C. December is the coolest month, with minimum temperatures around 20°C and an average of 26°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs.
Precipitation
San Miguel is a fairly wet location, receiving approximately 1917mm of precipitation annually, which averages out to around 160mm per month. The wettest month is October, averaging 375mm of rainfall. May and September also tend to see above-average precipitation. The driest month is January, with just 2mm. That's 373mm 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 Miguel 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 February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 1km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
93 days until Autumn
It is currently summer in San Miguel, which began on June 21, 2026. San Miguel 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 March at around 36°C, while the coldest stretch bottoms out in December near 20°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 23 to 36°C. Rainfall is heavy, totalling around 414mm across the season with a monthly average of 138mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 22 to 34°C. Rainfall is heavy, totalling around 699mm across the season with a monthly average of 233mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 21 to 32°C. Rainfall is heavy, totalling around 788mm across the season with a monthly average of 263mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 20 to 35°C. Precipitation is minimal, with only around 16mm for the entire season. 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 Miguel 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.
