Distilled water is produced by a process of distillation and has an electrical conductivity of not more than 11 ÂµS/cm and total dissolved solids of less than 10 mg/litre. Distillation involves boiling the water and then condensing the vapor into a clean container, leaving solid contaminants behind.
1 The mean annual temperature in Djibouti, Djibouti is very hot at 29.9 degrees Celsius (85.8 degrees Fahrenheit).2  There is a variation of mean monthly temperatures of 11.3 C (20.3 F) which is a low range. 3  The variation/ range of daily mean temperatures is 6.8 C (12.2 F). The variation/ range of daily mean temperatures is 6.8 C (12.2 F). 2  The warmest month (July) is severely hot with a mean temperature of 36.4 degrees Celsius (97.52 degrees Fahrenheit). 3  The coolest month (January) is fairly hot having a mean temperature of 25.1 degrees Celsius (77.18 degrees Fahrenheit).
Tswalu has an annual rainfall of approximately 250mm. The summer rain occurs from November to April, with March being the wettest month. Dry months are from June to September, with August being the driest month.Maximum temperature for the summer averages at 35ÂºC (January) and maximum temperature during winter 21ÂºC (July).Absolute minimum temperature for these months are 16ÂºC and minus 5ÂºC respectively.For up to date weather information, click here. Be sure to search under the Upington region for Tswalu weather. The Kalahari region is regarded as the finest area in Africa for stargazing and Tswalu has a high-powered telescope with which to explore the night sky. 2  Sishen Golf Club, one hour from Tswalu and rated in the top 20 best courses in South Africa. 3  Archaeology sites can be visited on request.