Climate Overview
The climate in San Jorge is cool. The average annual temperature is 2°C and approximately 370mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. San Jorge 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: December, November, August. The coldest months are April, March, September, when temperatures can drop to -1°C. San Jorge experiences heavy snowfall, typically from February through December.
Temperature
San Jorge has relatively stable temperatures year-round, staying within a 10°C range. December is the warmest month, though highs remain moderate at 9°C with a mean of 6°C. The coldest month is April, when overnight lows fall to -1°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between November and December, with a 3°C shift in average temperatures.
Precipitation
San Jorge is a quite dry location, receiving approximately 370mm of precipitation annually, which averages out to around 31mm per month. The wettest month is January, averaging 33mm of rainfall. March and May also tend to see above-average precipitation. The driest month is September, with just 18mm. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. San Jorge receives heavy snowfall, accumulating around 208cm annually from February through December. The snowiest month is March, with approximately 33cm. Winter travel should account for significant snow cover.
Wind
San Jorge is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 8km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
16 days until Spring
It is currently winter in San Jorge, which began on June 21, 2026. San Jorge 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 December at around 9°C, while the coldest stretch bottoms out in April near -1°C. Spring is next, beginning on September 23, 2026 — 16 days from now.
Spring
Temperatures range from 1 to 6°C. Rainfall is relatively light, with around 83mm over the season and a monthly average of 28mm. Winds are generally light, averaging 10km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 2 to 9°C. Rainfall is relatively light, with around 91mm over the season and a monthly average of 30mm. Winds are generally light, averaging 13km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -1 to 2°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Expect around 81cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 1 to 6°C. Rainfall is relatively light, with around 98mm over the season and a monthly average of 33mm. Expect around 73cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Monthly Climate Data
The table below shows monthly climate averages for San Jorge 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.
