Andorra la Vella is at its most pleasant in July. For walking, go from May to September. It is rarely warm enough for sunbathing.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
Sun is not what Andorra la Vella is for: the Sunbathing rating tops out at 19, mostly because it is too cool. The clearest skies come in August, when the sky is typically 68% covered at midday (often cloudy).
For being outside, go in July. It peaks in mid August, at 72. Avoid mid November to early April for this: it falls to 0, mostly because it is too cold.
The walking season here runs from May to September. It peaks in late August, at 76. The weakest stretch is in mid and late January, when it drops to 4, mostly because it is too cold.
The year, measured
The average temperature in Andorra la Vella over the whole year is 6°C. August is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -1°C. Andorra la Vella has no sharply defined rainy season: the chance of rain on a given day runs from 56% in February, the driest month, to 68% in October, the wettest. Winds in Andorra la Vella are highest in December, averaging 3.9 m/s (14 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the SW. The clearest skies in Andorra la Vella come in August, when the sky is typically 77% covered; May is the cloudiest month, at 84%.
Month by month Andorra la Vella climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 3°C | -1°C | -2°C | 62% | 80% | 3.5 m/s | 1 | 0 | 7 |
| February | 5°C | 0°C | 0°C | 56% | 78% | 2.8 m/s | 1 | 0 | 15 |
| March | 3°C | -1°C | -1°C | 64% | 83% | 2.4 m/s | 2 | 0 | 9 |
| April | 8°C | -1°C | 4°C | 65% | 83% | 2.8 m/s | 12 | 0 | 37 |
| May | 13°C | 6°C | 11°C | 67% | 84% | 2.6 m/s | 21 | 2 | 66 |
| June | 14°C | 9°C | 12°C | 63% | 82% | 2.4 m/s | 23 | 4 | 68 |
| July | 18°C | 11°C | 16°C | 62% | 78% | 2.6 m/s | 59 | 6 | 73 |
| August | 19°C | 13°C | 16°C | 66% | 77% | 2.3 m/s | 54 | 11 | 69 |
| September | 14°C | 8°C | 11°C | 65% | 82% | 2.1 m/s | 27 | 3 | 65 |
| October | 10°C | 6°C | 6°C | 68% | 80% | 3.3 m/s | 14 | 1 | 34 |
| November | 4°C | -0°C | -1°C | 63% | 82% | 3.5 m/s | 4 | 0 | 16 |
| December | 3°C | 0°C | -2°C | 62% | 83% | 3.9 m/s | 1 | 0 | 12 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Andorra la Vella weather by season
Year round, Andorra la Vella has days of about 3°C at their warmest in December, its coolest month, and 19°C in August, its warmest; the coolest hours of the day run from -1°C to 13°C through the year, and the average temperature over the year is 6°C around the clock. Rain is most likely around October and least likely around February. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Andorra la Vella weather in winterDecember to February
Winter in Andorra la Vella has typical daily highs of about 4°C and lows of about -0°C, with a 60% chance of rain on a given day.
Andorra la Vella weather in springMarch to May
Spring in Andorra la Vella has typical daily highs of about 8°C and lows of about 1°C, with a 65% chance of rain on a given day.
Andorra la Vella weather in summerJune to August
Summer in Andorra la Vella has typical daily highs of about 17°C and lows of about 11°C, with a 63% chance of rain on a given day.
Andorra la Vella weather in autumnSeptember to November
Autumn in Andorra la Vella has typical daily highs of about 9°C and lows of about 5°C, with a 65% chance of rain on a given day.
When is the rainy season in Andorra la Vella?
Andorra la Vella has no sharply defined rainy season: the chance of rain on a given day runs from 56% in February, the driest month, to 68% in October, the wettest.
What time of year is Andorra la Vella windiest?
Winds in Andorra la Vella are highest in December, averaging 3.9 m/s (14 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the SW.
What is the average temperature in Andorra la Vella year round?
The average temperature in Andorra la Vella over the whole year is 6°C. August is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -1°C.
Where to go instead in mid January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.