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Termas de Río Hondo Weather in May

With daytime temperatures of 24°C (75°F) and nighttime lows of 13°C (55°F), May in Termas de Río Hondo brings high temperatures during the day. The perfect weather makes it an appealing time to visit.

Rainfall in Termas de Río Hondo in May

Expect around 4 days of rain based on historical data, with 41 mm (1.6 in) average. Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.

Temperature in Termas de Río Hondo in May

May is one of the better months to visit Termas de Río Hondo. Expect 24°C (75°F) during the day and 13°C (55°F) at night. The winter season takes place during May. Overall, the month follows a fairly predictable daily temperature pattern. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Termas de Río Hondo in May

You can expect a moderate amount of sunlight, with approximately 146 hours. This means a pleasant mix of sun and overcast.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Termas de Río Hondo.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Argentina, check out our Termas de Río Hondo's climate page.

Termas de Río Hondo Temperature in May

Min TemperatureMin Temperature 13°C (55°F)  
Max TemperatureMax Temperature 24°C (75°F)  
Chance of RainChance of Rain 15%  
PrecipitationPrecipitation 41 mm (1.6 in)  
Rainy daysRainy days 4 days  
HumidityHumidity 74% *  
SunshineSunshine 146 hours *  
Percentage SunshinePercentage Sunshine 43% *  
* Data from: Santiago del Estero, Argentina (67 KM, 41 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Termas de Río Hondo typically drop from around 24°C (75°F) at the start of May to approximately 20°C (68°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 14°C (57°F).

Average temperatures in May

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

Historical weather for Termas de Río Hondo in May

Browse day-by-day weather records for Termas de Río Hondo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Termas de Río Hondo historical weather extremes in May

Based on 50 years of weather observations in Termas de Río Hondo between 1976 and 2026, these are the recorded extremes.

  • The hottest May day on record in Termas de Río Hondo reached 34°C (93°F) (May 13, 1978).
  • The lowest overnight temperature recorded in May was -2°C (28°F) (May 30, 2008).

Best Places in Argentina in May

Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in May →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Termas de Río Hondo in May

For Termas de Río Hondo in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Termas de Río Hondo in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
7/10
Cycling
10/10
Walking
10/10
Camping
10/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Argentina, check out our Termas de Río Hondo's climate page.

More climate data for Termas de Río Hondo