Climate Insights for Cangas de Onís

The climate in Cangas de Onís is temperate. The average annual temperature is 11°C and approximately 1493mm of precipitation falls per year. Cangas de Onís receives a notable amount of rainfall throughout the year, including during its driest month. Cangas de Onís 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 January, February, March, when temperatures can drop to 1°C. Snowfall occurs from January to December, with around 151cm accumulating over the season.

Cangas de Onís sees moderate temperature variation throughout the year, ranging from 1°C to 21°C. August is the warmest month, though highs remain moderate at 21°C with a mean of 17°C. January is the coolest month, with minimum temperatures around 1°C and an average of 4°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.

Cangas de Onís is a fairly wet location, receiving approximately 1493mm of precipitation annually, which averages out to around 124mm per month. The wettest month is June, averaging 158mm of rainfall. November and January also tend to see above-average precipitation. The driest month is July, with just 82mm. That's 76mm less than June, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 151cm accumulating over the season. February typically sees the most snow at around 35cm.

Cangas de Onís is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/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 11km/h in winter, 10km/h in spring, 9km/h in summer, 10km/h in autumn.

It is currently spring in Cangas de Onís, which began on March 20, 2026. Cangas de Onís 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 21°C, while the coldest stretch bottoms out in January near 1°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Cangas de Onís is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 87mm per month. By contrast, January can be quite cold with temperatures dropping to 1°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Cangas de Onís 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.