Climate Insights for Sant'Antioco

The climate in Sant'Antioco is warm and mild. The average annual temperature is 18°C and approximately 478mm of precipitation falls per year. November is the wettest month, receiving around 99mm of rainfall. Sant'Antioco is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, January, March, when temperatures can drop to 10°C.

Sant'Antioco sees moderate temperature variation throughout the year, ranging from 10°C to 29°C. The warmest month is August, when average highs reach 29°C and the mean temperature sits around 26°C. February is the coolest month, with minimum temperatures around 10°C and an average of 12°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between May and June, with a 5°C shift in average temperatures.

Sant'Antioco is a relatively dry area, receiving approximately 478mm of precipitation annually, which averages out to around 40mm per month. The wettest month is November, averaging 99mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 0mm. That's 99mm less than November, 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.

Sant'Antioco is mildly breezy, with an average annual wind speed of 17km/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 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 19km/h in winter, 18km/h in spring, 16km/h in summer, 17km/h in autumn.

It is currently autumn in Sant'Antioco, which began on September 23, 2026. Sant'Antioco is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 29°C, while the coldest stretch bottoms out in February near 10°C. Winter is next, beginning on December 21, 2026 (89 days from now).

The best time to visit Sant'Antioco is during April, May, June, 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 44mm per month. By contrast, August can be uncomfortably hot with highs reaching 29°C, while February is the coldest period with lows dropping to 10°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Sant'Antioco 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. 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.