Santiago del Estero weather forecast for Sunday, August 23, 2026

Santiago del Estero is set for a mild Sunday, August 23, 2026, with the weather forecast predicting a high of 19°C and a low of 11°C. Light easterly winds around 9 km/h will accompany the day, with an average humidity of 74%.

The National Meteorological Service (SMN) will provide detailed reports throughout the day. Early morning hours are expected to remain clear, with humidity at 74% and gentle breezes from the east. By mid-morning, conditions will stay dry, humidity will slightly decrease to 72%, and winds will remain light at 10 km/h, still from the east.

The forecast for the afternoon and evening anticipates no precipitation. Winds will remain light, picking up slightly to 14 km/h in the afternoon and 15 km/h in the evening, continuing from the east. The SMN, Argentina's official meteorological body, gathers and disseminates weather information nationwide, issuing timely alerts for hazardous phenomena. It utilizes a network of stations, satellite imagery, and numerical prediction models to forecast weather patterns.