The best time to visit Dera Ismail Khan is during the cooler, dry months of October through March.
During these months, the weather is most pleasant, with mild temperatures that are ideal for exploring the city and its surroundings. You'll find it comfortable for outdoor activities like visiting historical sites or enjoying the local markets. The humidity is also lower during this period, making for a more enjoyable experience overall.
Travelers who prefer to avoid extreme heat will particularly appreciate this window, as Dera Ismail Khan can experience very high temperatures in the summer.