San Martín de los Andes climate data

Best times to travel

The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.

Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.

Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.

Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.

Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.

for San Martin de los Andes, Argentina
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Jan
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Feb
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Mar
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Apr
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May
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Jun
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Jul
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Aug
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Sep
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Oct
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Nov
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Dec
High season: Jan. - Feb., July - Aug., Dec.
Shoulder season: March - April, Sep., Nov.
Crowdedness: 7 (Many tourists)
Tap on a month for more info Hover over a month for more info
Ski season at Cerro Chapelco runs July to September, busiest during winter school holidays in July
Lanín volcano climbing season is December to March, Seven Lakes road (Ruta 40) can be snowy or icy in winter
Hiking, camping and boat trips on the lakes run November to April, many services close May to June
Average climate data for San Martín de los Andes, Argentina
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average maximum temperature (°C) 21 20 18 13 8 4 3 4 7 10 14 17 21
Average minimum temperature (°C) 6 6 5 3 1 -1 -3 -3 -1 0 1 4 -3
Average precipitation (mm) 22 22 23 36 89 156 167 130 61 74 48 30 858
Average rainfall days (days) 9 9 11 13 17 15 15 15 15 18 14 12 162
Average snowfall (mm) 0 0 1 3 42 543 769 502 155 94 29 0 2,138
Average snowfall days (days) 0 0 0 1 3 9 15 13 8 5 2 1 57
Average relative humidity (%) 61 63 66 73 82 89 88 90 84 80 74 66 76
Average wind speed (km/h) 13 12 11 12 11 13 11 12 12 13 14 14 12
Average daily daylight hours (h) 14 13 12 11 9 9 9 10 11 13 14 15 12
Average daily sunshine hours (h) 11 9 8 7 7 5 5 6 7 7 8 11 8
Average cloud coverage (%) 22 23 27 39 48 54 55 54 43 44 37 29 40
Average UV index 4 4 3 3 2 2 1 2 1 2 3 3 2

Minimum and maximum temperatures in San Martín de los Andes

The warmest month, with the highest average maximum temperature, is January (20.5 °C). The month with the lowest average maximum temperature is July (2.8 °C). Overall, the average maximum temperature over the whole year is 11.4 °C.

The month with the highest average minimum temperature is January (5.8 °C). The coldest month, with the lowest average minimum temperature, is July (-2.9 °C). Overall, the average minimum temperature over the whole year is 1.5 °C.

Rainfall amount in San Martín de los Andes

The wettest month, with the highest amount of precipitation, is July (166.7 mm). The driest month, with the least amount of precipitation, is January (21.7 mm). Over the whole year there are 858.4 mm of rainfall on average.

Rainfall days in San Martín de los Andes

The month with the most days of rain is October (17.6 days). The month with the fewest days of rain is January (8.8 days). Over the whole year there are 161.8 days of rain on average.

Snowfall amount in San Martín de los Andes

The month with the most snowfall is July (769.1 mm). The months with the least snowfall are January, February and December (0 mm). Over the whole year there are 2,138.3 mm of snowfall on average.

Snowfall days in San Martín de los Andes

The month with the most days of snowfall is July (14.6 days). The month with the fewest days of snowfall is February (0 days). Over the whole year there are 57.4 days of snowfall on average.

Relative humidity in San Martín de los Andes

The month with the highest average relative humidity is August (90.1 %). The month with the lowest average relative humidity is January (61.1 %). The overall average relative humidity over the whole year is 76.3 %.

Wind speed in San Martín de los Andes

The windiest month, with the highest average wind speed, is December (14 km/h). The calmest month, with the lowest average wind speed, is July (11.4 km/h). The overall average wind speed over the whole year is 12.4 km/h.

Cloud coverage in San Martín de los Andes

The month with the cloudiest skies, so the highest cloud coverage, is July (54.7 %). The month with the clearest skies, so the lowest cloud coverage, is January (22.5 %). Over the whole year there is an average cloud coverage of 39.5 %.

Daylight hours and sunshine hours in San Martín de los Andes

The month with the longest days, so the most daylight, is December (Average daylight: 15 h). The month with the shortest days, so the least daylight, is June (Average daylight: 9 h). Over the whole year there are 11.7 h of daylight per day on average.

The month with the most sunshine per day is January (Average sunshine: 11 h). The month with the least sunshine per day is June (Average sunshine: 4.9 h). Over the whole year there are 7.6 h of sunlight per day on average.

UV index in San Martín de los Andes

The months with the highest average UV index are January and February (UV index: 4). The months with the lowest average UV index are July and September (UV index: 1). Over the whole year the average UV index is 2.5.

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