Climate Overview
The climate in Puerto Santa Cruz is cool. The average annual temperature is 10°C and approximately 297mm of precipitation falls per year. January is the wettest month, receiving around 32mm of rainfall. Puerto Santa Cruz 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 1°C. Light snow can occur between June and September.
Temperature
Puerto Santa Cruz sees moderate temperature variation throughout the year, ranging from 1°C to 20°C. February is the warmest month, though highs remain moderate at 20°C with a mean of 15°C. July is the coolest month, with minimum temperatures around 1°C and an average of 3°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between March and April, with a 4°C shift in average temperatures.
Precipitation
Puerto Santa Cruz is a quite dry location, receiving approximately 297mm of precipitation annually, which averages out to around 25mm per month. The wettest month is January, averaging 32mm of rainfall. February and December also tend to see above-average precipitation. The driest month is October, with just 18mm. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Light snowfall can occur between June and September, totalling around 12cm annually. August is the snowiest month with approximately 4cm.
Wind
Puerto Santa Cruz is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
84 days until Spring
It is currently winter in Puerto Santa Cruz, which began on June 21, 2026. Puerto Santa Cruz 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 20°C, while the coldest stretch bottoms out in July near 1°C. Spring is next, beginning on September 23, 2026 — 84 days from now.
Spring
Temperatures range from 4 to 17°C. Rainfall is relatively light, with around 61mm over the season and a monthly average of 20mm. Winds are generally light, averaging 6km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 10 to 20°C. Rainfall is relatively light, with around 92mm over the season and a monthly average of 31mm. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 4 to 18°C. Rainfall is relatively light, with around 80mm over the season and a monthly average of 27mm. Winds are generally light, averaging 6km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 1 to 8°C. Rainfall is relatively light, with around 64mm over the season and a monthly average of 21mm. Expect around 11cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Best Time to Visit
The best time to visit Puerto Santa Cruz is during February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 15°C with modest rainfall averaging 31mm per month. By contrast, July can be quite cold with temperatures dropping to 1°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 Puerto Santa Cruz 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.
