Climate Overview
The climate in San Miguel is temperate. The average annual temperature is 17°C and approximately 1031mm of precipitation falls per year. April is the wettest month, receiving around 289mm of rainfall. San Miguel is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: February, January, December. The coldest months are June, July, August, when temperatures can drop to 5°C.
Temperature
Temperatures in San Miguel vary considerably across the year, with a 25°C difference between the coldest and warmest months. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 25°C. June is the coolest month, with minimum temperatures around 5°C and an average of 9°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 5°C shift in average temperatures.
Precipitation
San Miguel is a moderately rainy area, receiving approximately 1031mm of precipitation annually, which averages out to around 86mm per month. The wettest month is April, averaging 289mm of rainfall. February and October also tend to see above-average precipitation. The driest month is June, with just 16mm. That's 273mm less than April, 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 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
63 days until Spring
It is currently winter in San Miguel, which began on June 21, 2026. San Miguel is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in February at around 30°C, while the coldest stretch bottoms out in June near 5°C. Spring is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 9 to 25°C. Precipitation is moderate at around 230mm for the season, averaging 77mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 18 to 30°C. Precipitation is moderate at around 290mm for the season, averaging 97mm per month. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 8 to 26°C. Rainfall is heavy, totalling around 362mm across the season with a monthly average of 121mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 5 to 18°C. Rainfall is relatively light, with around 148mm over the season and a monthly average of 49mm. 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 Miguel is during January, March and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 46mm per month. By contrast, February can be uncomfortably hot with highs reaching 30°C, while June is the coldest period with lows dropping to 5°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
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.