Climate Insights for Andorra la Vella

The climate in Andorra la Vella is cool. The average annual temperature is 6°C and approximately 931mm of precipitation falls per year. Andorra la Vella receives a notable amount of rainfall throughout the year, including during its driest month. Andorra la Vella is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -6°C. Andorra la Vella experiences heavy snowfall, typically from January through December.

Temperatures in Andorra la Vella vary considerably across the year, with a 27°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 21°C with a mean of 16°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -2°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 6°C shift in average temperatures.

Andorra la Vella is a moderately rainy area, receiving approximately 931mm of precipitation annually, which averages out to around 78mm per month. The wettest month is May, averaging 110mm of rainfall. June and April also tend to see above-average precipitation. The driest month is December, with just 60mm. That's 49mm less than May, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Andorra la Vella receives heavy snowfall, accumulating around 239cm annually from January through December. The snowiest month is January, with approximately 46cm. Winter travel should account for significant snow cover.

Andorra la Vella is relatively calm, with an average annual wind speed of 9km/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 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, 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 2km/h between the calmest and windiest months.

It is currently spring in Andorra la Vella, which began on March 20, 2026. Andorra la Vella 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 July at around 21°C, while the coldest stretch bottoms out in January near -6°C. Summer is next, beginning on June 21, 2026 — 90 days from now.

The best time to visit Andorra la Vella is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 70mm per month. By contrast, January can be quite cold with temperatures dropping to -6°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 Andorra la Vella 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.