Climate Insights for Arenas de Iguña

The climate in Arenas de Iguña is temperate. The average annual temperature is 11°C and approximately 995mm of precipitation falls per year. Arenas de Iguña receives a notable amount of rainfall throughout the year, including during its driest month. Arenas de Iguña 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, December, when temperatures can drop to 1°C. Snowfall occurs from January to December, with around 73cm accumulating over the season.

Temperatures in Arenas de Iguña vary considerably across the year, with a 23°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 24°C with a mean of 18°C. January is the coolest month, with minimum temperatures around 1°C and an average of 5°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Arenas de Iguña is a moderately rainy area, receiving approximately 995mm of precipitation annually, which averages out to around 83mm per month. The wettest month is January, averaging 104mm of rainfall. April and March also tend to see above-average precipitation. The driest month is August, with just 48mm. That's 55mm less than January, 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 73cm accumulating over the season. February typically sees the most snow at around 29cm.

Arenas de Iguña is relatively calm, with an average annual wind speed of 2km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Arenas de Iguña, which began on June 21, 2026. Arenas de Iguña 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 24°C, while the coldest stretch bottoms out in January near 1°C. Autumn is next, beginning on September 23, 2026 — 88 days from now.

The best time to visit Arenas de Iguña is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 64mm per month. By contrast, January 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.

The table below shows monthly climate averages for Arenas de Iguña 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.