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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 excellent 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.
Termas de Río Hondo Temperature in May
Min Temperature
13°C (55°F)
Max Temperature
24°C (75°F)
Chance of Rain
15%
Precipitation
41 mm (1.6 in)
Rainy days
4 days
Humidity
74% *
Sunshine
146 hours *
Percentage Sunshine
43% *
* Data from: Santiago del Estero, Argentina (67 KM, 41 Miles).
Termas de Río Hondo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Termas de Río Hondo - and find the best time to visit.
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 records 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 →
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.
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Swimming7/10 -
Cycling10/10 -
Walking10/10 -
Camping10/10 -
Outdoor sports10/10
Termas de Río Hondo 3-Day Forecast
More climate data for Termas de Río Hondo
Temperature Rainfall Sunshine Humidity
See the full Termas de Río Hondo climate overview or explore weather in Argentina.
Popular in May
Where to go in May - average daytime high across popular destinations.
Córdoba
21°C (70°F) Buenos Aires20°C (68°F) Villa Carlos Paz19°C (66°F) Salta
18°C (64°F) Mendoza17°C (63°F) Mar del Plata17°C (63°F) San Carlos de Bariloche8°C (46°F) San Martín de los Andes
9°C (48°F) Bucket list
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