Climate Insights for Morteros

The climate in Morteros is temperate. The average annual temperature is 14°C and approximately 299mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. Morteros 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: October, November, May. The coldest months are December, August, February, when temperatures can drop to 4°C. Light snow can occur between August and December.

Temperatures in Morteros vary considerably across the year, with a 26°C difference between the coldest and warmest months. The warmest month is October, when average highs reach 30°C and the mean temperature sits around 24°C. December is the coolest month, with minimum temperatures around 4°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between November and December, with a 13°C shift in average temperatures.

Morteros is a quite dry location, receiving approximately 299mm of precipitation annually, which averages out to around 25mm per month. The wettest month is February, averaging 33mm of rainfall. March and April also tend to see above-average precipitation. The driest month is January, with just 1mm. That's 32mm less than February, 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 December, totalling around 39cm annually. December is the snowiest month with approximately 33cm.

Morteros is relatively calm, with an average annual wind speed of 4km/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 7km/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 6km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 2km/h in winter, 4km/h in spring, 4km/h in summer, 3km/h in autumn.

It is currently winter in Morteros, which began on June 21, 2026. Morteros 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 October at around 30°C, while the coldest stretch bottoms out in December near 4°C. Spring is next, beginning on September 23, 2026 — 16 days from now.

The best time to visit Morteros is during April, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 29mm per month. By contrast, December can be quite cold with temperatures dropping to 4°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Morteros 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.