Weather patterns in Termas de Río Hondo

Weather patterns in Termas de Río Hondo transitioned from a sunny and pleasant period in early September to more unsettled conditions by October.

In early September, the region experienced clear skies and rising temperatures. Specifically, during the week starting September 7, 2026, the area was expected to have a sunny week, with temperatures rising from a maximum of 19.8 °C on Monday to 22.9 °C by Wednesday.

By early October, the weather shifted to a period of rain and cool temperatures, characterized by light drizzle, overcast skies, and high humidity. On October 4, the region saw light drizzle with temperatures between 15.8 °C and 19 °C. While forecasts for October 5 indicated continued irregular rainfall and overcast skies, a mid-week shift was expected to bring warmer conditions, with temperatures potentially hitting 28.1 °C by Wednesday. By October 9, the region remained in a period of cool, cloudy, and humid weather with intermittent rain, with maximums expected to remain below 20 °C.

As of October 18, Termas de Río Hondo is experiencing overcast skies with temperatures between 14 °C and 16.6 °C. However, a gradual warming trend is projected, with maximum temperatures potentially reaching 25.8 °C by Tuesday.

The National Meteorological Service (SMN) has provided a seasonal outlook for the October-December quarter, predicting precipitation levels for the eastern NOA region that are within or below normal ranges. The SMN also noted a high probability of above-normal average temperatures in much of the NOA, influenced by the El Niño phenomenon. The SMN indicates a 100% probability of El Niño continuing through the end of the year, while NOAA suggests a strong event could persist into early 2027.