The best times to visit San Martin de los Andes for ideal weather are

December 17th to March 18th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other San Martin de los Andes Travel Info

Weather in San Martin de los Andes

Temperature

Average temperatures in San Martin de los Andes vary greatly. Considering humidity, temperatures feel cold for most of the year with a low chance of precipitation most of the year. The area is less temperate than some — in the 25th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit San Martin de los Andes, the hottest months are January, February, and then December. See average monthly temperatures below. The warmest time of year is generally mid January where highs are regularly around 78.8°F (26°C) with temperatures rarely dropping below 47.1°F (8.4°C) at night.

San Martin de los Andes Temperatures (Fahrenheit)

Key
High
Average
Low

San Martin de los Andes Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

San Martin de los Andes Perceived Temperature (F)

Key
High
Average
Low

San Martin de los Andes Perceived Temperature (C)

Key
High
Average
Low

 

Average San Martin de los Andes Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 77.3 61.3 45.5
Feb 74.8 59.1 43.9
Mar 71 55.2 39.4
Apr 61.6 47.7 34.4
May 52.9 42.1 31.8
Jun 47 38.4 30.5
Jul 45.9 36.5 28
Aug 47.3 37.4 28.5
Sep 53.9 41.6 30.2
Oct 60.7 46.5 33.7
Nov 66.2 51.6 38.3
Dec 71.8 56.5 42.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 25.2 16.3 7.5
Feb 23.8 15.1 6.6
Mar 21.7 12.9 4.1
Apr 16.4 8.7 1.3
May 11.6 5.6 -0.1
Jun 8.3 3.6 -0.8
Jul 7.7 2.5 -2.2
Aug 8.5 3 -1.9
Sep 12.2 5.3 -1
Oct 15.9 8.1 0.9
Nov 19 10.9 3.5
Dec 22.1 13.6 5.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in San Martin de los Andes are March, January, and then October. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid March. For example, on the week of March 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late August to early September with an average of 3 days of significant precipitation the week of August 27th.

When can you find snow in San Martin de los Andes? Weather stations report a good amount of seasonal snow likely to be deepest around September, especially close to late August to early September. The best time to ski (if at all) in San Martin de los Andes is often around around October 22nd when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in San Martin de los Andes.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in San Martin de los Andes (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 7% 0 1.2
Feb 9% 0 1.5
Mar 6% 0 0.8
Apr 14% 0 2
May 24% 0 4.7
Jun 28% 1.3 5.1
Jul 31% 1.3 5
Aug 34% 1.6 6.7
Sep 16% 3.5 2.5
Oct 8% 1.2 1.7
Nov 9% 0 1.7
Dec 9% 0 1.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 7 0 3
Feb 9 0 3.8
Mar 6 0 2
Apr 14 0 5.1
May 24 0 11.9
Jun 28 3.3 13
Jul 31 3.3 12.7
Aug 34 4.1 17
Sep 16 8.9 6.4
Oct 8 3 4.3
Nov 9 0 4.3
Dec 9 0 2.8

 

Humidity and Wind

San Martin de los Andes has some humid months, and slightly dry months in the opposite season. The least humid month is January (36.2% relative humidity), and the most humid month is June (66.5%).

Wind in San Martin de los Andes is usually moderate. The windiest month is November, followed by December and January. November’s average wind speed of around 13.2 knots (15.2 MPH or 24.5 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid December where average top sustained speeds reach 24.1 knots, which is considered a strong breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in San Martin de los Andes.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 11.9 Significant breeze 22 Very strong breeze
Feb 10.7 Gentle breeze 20.7 Strong breeze
Mar 9.5 Gentle breeze 19.5 Very strong breeze
Apr 9.3 Gentle breeze 18.5 Strong breeze
May 9 Gentle breeze 17.8 Very strong breeze
Jun 10.2 Gentle breeze 19.1 Strong breeze
Jul 9.9 Gentle breeze 18.4 Very strong breeze
Aug 9.4 Gentle breeze 18.5 Strong breeze
Sep 9.5 Gentle breeze 18.2 Very strong breeze
Oct 11.9 Significant breeze 21.6 Strong breeze
Nov 13.2 Significant breeze 23 Very strong breeze
Dec 13 Significant breeze 22.8 Very strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 36.2%
Feb 40.3%
Mar 44.2%
Apr 54%
May 62.4%
Jun 66.5%
Jul 65.8%
Aug 64.5%
Sep 53.6%
Oct 44.1%
Nov 40.5%
Dec 38.8%

 

Is it Safe to Travel to San Martin de los Andes?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Argentina; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 24, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in San Martin de los Andes, Argentina is January, followed by March and November. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit San Martin de los Andes in July. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 54.8 in July means 54.8% of the tourists vs. January.

 

 

Overall San Martin de los Andes Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 76°F (24.4°C) and 49.6°F (9.8°C) with colder temperatures in the later months. Rain is somewhat common with 2 to 7 days of significant precipitation per month. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.

Winter (June through August)

The middle-year months have cold weather with high temperatures that are still jacket weather. These months see the most precipitation with 8 to 10 days of precipitation per month. June – August is the slowest season for tourism in San Martin de los Andes, so lodging and other accommodations may cost less than usual.

Spring (September through November)

Spring daily highs range from 69.5°F (20.8°C) and 51.7°F (10.9°C), which will feel chilly given the humidity and wind. It rains or snows a normal amount: 3 to 5 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Summer (December through February)

Weather is somewhat cool this time of year in San Martin de los Andes to be enjoyable for warm weather travelers. The average high during this season is between 78.8°F (26°C) and 69.8°F (21°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are the busiest with tourists.

 

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