The climate in the province of Santiago del Estero is warm and dry, corresponding to the subtropical region. With hot summers and soft and short winters. The annual average temperature is 21°C; the highest temperature recorded in summer was of 45°C and the minimum one in winter of -10°C.

The daily thermal width ordinarily oscillates between the 4° C and the 15°C, what proves the uniformity of the climate, constant in the seasons and slow in its thermal modifications. The rains take place in the period of October to March, they are scarce from April to September. The annual average is of 460 mm.