Climate Insights for Perito Moreno

The climate in Perito Moreno is cool. The average annual temperature is 9°C and approximately 249mm of precipitation falls per year. June is the wettest month, receiving around 35mm of rainfall. Perito Moreno 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 July, June, August, when temperatures can drop to -3°C. Snowfall occurs from April to September, with around 53cm accumulating over the season.

Temperatures in Perito Moreno vary considerably across the year, with a 25°C difference between the coldest and warmest months. February is the warmest month, though highs remain moderate at 22°C with a mean of 16°C. The coldest month is July, when overnight lows fall to -3°C and the daily average is 0°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 4°C shift in average temperatures.

Perito Moreno is a quite dry location, receiving approximately 249mm of precipitation annually, which averages out to around 21mm per month. The wettest month is June, averaging 35mm of rainfall. August and April also tend to see above-average precipitation. The driest month is October, with just 11mm. That's 24mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from April to September, with around 53cm accumulating over the season. June typically sees the most snow at around 15cm.

Perito Moreno is moderately windy, with an average annual wind speed of 25km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 30km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 18km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 12km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 20km/h in winter, 27km/h in spring, 29km/h in summer, 23km/h in autumn.

It is currently autumn in Perito Moreno, which began on March 20, 2026. Perito Moreno 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 22°C, while the coldest stretch bottoms out in July near -3°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Perito Moreno is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 11mm per month. By contrast, July can be quite cold with temperatures dropping to -3°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Perito Moreno 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.