Climate
The Tanqua Karoo is one of the most arid sections of the Karoo. Maps of mean annual rainfall for the Karoo indicate that the TKNP falls into the 0-100 mm range, with 25% of the mean annual precipitation falling in summer. The mean July minimum temperature is 5,7°C, and the mean January maximum temperature is 38,9°C. The highest average maximum temperatures occur from November to March while the highest average wind speeds are recorded between October and March.