Climate Insights for El Retorno

The climate in El Retorno is warm and mild. The average annual temperature is 24°C and approximately 162mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. El Retorno sits near the equator, so seasonal temperature differences are minimal throughout the year. Light snow can occur between August and August.

Temperatures in El Retorno vary considerably across the year, with a 31°C difference between the coldest and warmest months. October is the hottest month, with daytime highs reaching 38°C and an average of 32°C. August is the coolest month, with minimum temperatures around 7°C and an average of 13°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between July and August, with a 17°C shift in average temperatures.

El Retorno is a quite dry location, receiving approximately 162mm of precipitation annually, which averages out to around 14mm per month. The wettest month is April, averaging 33mm of rainfall. May and August also tend to see above-average precipitation. The driest month is July, with just 0mm. That's 33mm 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. Light snowfall can occur between August and August, totalling around 32cm annually. August is the snowiest month with approximately 32cm.

El Retorno is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, 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 5km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

It is currently summer in El Retorno, which began on June 21, 2026. El Retorno sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in October at around 38°C, while the coldest stretch bottoms out in August near 7°C. Autumn is next, beginning on September 23, 2026 (16 days from now).

The best time to visit El Retorno is during January, February, March, April, May and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 15mm per month. By contrast, October can be uncomfortably hot with highs reaching 38°C, while August is the coldest period with lows dropping to 7°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for El Retorno 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. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. 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.