The best times to visit Termas de Rio Hondo for ideal weather are

March 12th to June 17th


July 30th to October 28th

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



Other Termas de Rio Hondo Travel Info

Weather in Termas de Rio Hondo


Average temperatures in Termas de Rio Hondo vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some hot weeks in the summer, with a low chance of precipitation most of the year. The area is somewhat temperate — in the 42nd 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 Termas de Rio Hondo, the hottest months are January, December, and then February. See average monthly temperatures below. The warmest time of year is generally late January and early February where highs are regularly around 97.4°F (36.3°C) with temperatures rarely dropping below 71.6°F (22°C) at night.

Termas de Rio Hondo Temperatures (Fahrenheit)


Termas de Rio Hondo Temperatures (Celsius)


“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.

Termas de Rio Hondo Perceived Temperature (F)


Termas de Rio Hondo Perceived Temperature (C)



Average Termas de Rio Hondo 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 95 80.8 69.3
Feb 92.5 79.7 69.5
Mar 87.8 74.9 64.6
Apr 83.3 70 59.3
May 75 61.5 49.7
Jun 70.5 55.1 42.1
Jul 71.6 54.6 38.5
Aug 77.6 60.1 43.7
Sep 83.3 66.9 51.8
Oct 89 73.9 60.6
Nov 92.5 77.5 64.6
Dec 95.2 80.7 68.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 35 27.1 20.7
Feb 33.6 26.5 20.8
Mar 31 23.8 18.1
Apr 28.5 21.1 15.2
May 23.9 16.4 9.8
Jun 21.4 12.8 5.6
Jul 22 12.6 3.6
Aug 25.3 15.6 6.5
Sep 28.5 19.4 11
Oct 31.7 23.3 15.9
Nov 33.6 25.3 18.1
Dec 35.1 27.1 20.4



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Termas de Rio Hondo are July, August, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early June. For example, on the week of June 4th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid February with an average of 3 days of significant precipitation the week of February 19th.

When can you find snow in Termas de Rio Hondo? Weather stations report no annual snow. 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 Termas de Rio Hondo.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Termas de Rio Hondo (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 22% 0 7.2
Feb 23% 0 7.5
Mar 19% 0 4.1
Apr 11% 0 2.4
May 6% 0 1.2
Jun 2% 0 0.6
Jul 0% 0 0.4
Aug 1% 0 0.6
Sep 3% 0 1.3
Oct 9% 0 1.9
Nov 15% 0 3.5
Dec 18% 0 3.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 22 0 18.3
Feb 23 0 19.1
Mar 19 0 10.4
Apr 11 0 6.1
May 6 0 3
Jun 2 0 1.5
Jul 0 0 1
Aug 1 0 1.5
Sep 3 0 3.3
Oct 9 0 4.8
Nov 15 0 8.9
Dec 18 0 9.1


Humidity and Wind

Termas de Rio Hondo has some humid months, and slightly dry months in the opposite season. The least humid month is September (36.8% relative humidity), and the most humid month is May (64.2%).

Wind in Termas de Rio Hondo is usually calm. The windiest month is November, followed by October and September. November’s average wind speed of around 5.8 knots (6.7 MPH or 10.8 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid to late November where average top sustained speeds reach 11.5 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Termas de Rio Hondo.

Avg. Relative Humidity


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

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 4.8 Light breeze 9.3 Gentle breeze
Feb 4.9 Light breeze 9.2 Gentle breeze
Mar 4.1 Light breeze 8.4 Gentle breeze
Apr 4 Light breeze 8.3 Gentle breeze
May 3.6 Barely noticeable 7.7 Gentle breeze
Jun 3.3 Barely noticeable 7.2 Gentle breeze
Jul 4.2 Light breeze 8.7 Gentle breeze
Aug 4.9 Light breeze 9.8 Gentle breeze
Sep 5.6 Light breeze 10.7 Gentle breeze
Oct 5.8 Light breeze 10.9 Gentle breeze
Nov 5.8 Light breeze 10.7 Gentle breeze
Dec 5.2 Light breeze 9.9 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 54.8%
Feb 60.1%
Mar 63.8%
Apr 62.9%
May 64.2%
Jun 58.2%
Jul 45.6%
Aug 36.9%
Sep 36.8%
Oct 41.7%
Nov 46.3%
Dec 50.2%


Is it Safe to Travel to Termas de Rio Hondo?

Our best data indicates this area is generally safe. As of Dec 04, 2023 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 Nov 21, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Termas de Rio Hondo, Argentina is August, followed by October and July. 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 Termas de Rio Hondo in February. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

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 61.3 in February means 61.3% of the tourists vs. August.



Overall Termas de Rio Hondo Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 90.6°F (32.6°C) and 70°F (21.1°C) with colder temperatures in the later months. Rain is rare with 2 to 6 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 comfortably cool weather with high temperatures that are comfortable. These months see the least precipitation with 0 to 1 days of precipitation per month. June – August is the busiest season for tourism in Termas de Rio Hondo, so lodging and other accommodations may cost more than usual.

Spring (September through November)

Spring daily highs range from 94.1°F (34.5°C) and 81.5°F (27.5°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 4 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 perfect this time of year in Termas de Rio Hondo to be enjoyable for warm weather travelers. The average high during this season is between 97.4°F (36.3°C) and 88.4°F (31.3°C). On average, it rains or snows a fair amount: 5 to 7 times per month. These times of year are the slowest with tourists.


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