The best time to go to Kaltukatjara is during the dry season, which runs from April to September.
During these months, you'll experience clear skies, lower humidity, and daytime temperatures that are generally warm and pleasant, typically ranging from 20 to 30 degrees Celsius. This makes exploring the local area and its natural beauty much more comfortable. Nights can be cool, so it's a good idea to pack a light jacket.
This period is ideal for travellers who enjoy outdoor activities and want to avoid the intense heat and potential rainfall of the wet season.