Climate Overview
The climate in San Rafael de Onoto is hot. The average annual temperature is 27°C and approximately 1318mm of precipitation falls per year. June is the wettest month, receiving around 235mm of rainfall. San Rafael de Onoto sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
San Rafael de Onoto sees moderate temperature variation throughout the year, ranging from 22°C to 35°C. March is the hottest month, with daytime highs reaching 35°C and an average of 28°C. July is the coolest month, with minimum temperatures around 22°C and an average of 25°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.
Precipitation
San Rafael de Onoto is a fairly wet location, receiving approximately 1318mm of precipitation annually, which averages out to around 110mm per month. The wettest month is June, averaging 235mm of rainfall. July and August also tend to see above-average precipitation. The driest month is February, with just 8mm. That's 227mm less than June, 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 Rafael de Onoto is relatively calm, with an average annual wind speed of 10km/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 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in San Rafael de Onoto, which began on March 20, 2026. San Rafael de Onoto 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 35°C, while the coldest stretch bottoms out in July near 22°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 35°C. Precipitation is moderate at around 275mm for the season, averaging 92mm per month. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 631mm across the season with a monthly average of 210mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 375mm across the season with a monthly average of 125mm. 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 35°C. Precipitation is minimal, with only around 37mm for the entire season. Winds are generally light, averaging 11km/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 Rafael de Onoto 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.
