Month by month
Kidepo in September
September is the month that exposes a persistent myth about this park: plenty of guides still call it the start of Kidepo's dry season, and the thirty-year rain gauge disagrees.
If you only want the answer
September looks like early dry season in the marketing and reads as real rain in the data, 82 mm over 10 days, so plan for both.
The myth, checked against the record
September averages 28.9°C by day, 17.8°C at night, and 82 mm of rain across 10 days. That is a clear drop from August's 148 mm, enough to feel like a genuine turn, but it is not a dry month by any reasonable definition, and treating it as one is where the outdated advice comes from.
UWA's own brochure places the rainy season through September, not just August, which lines up with what the numbers show here. If an itinerary promises you dust and packed waterholes in September, that promise is built on the wrong calendar.
What the month actually gives you
Warmth is returning after July and August's cold snap, and the bush is beginning its long dry-down even while storms are still a regular feature. Game viewing sits in the same dispersed pattern as the rest of the wet season, with the Narus concentration still months from returning.
It is a reasonable month for arranging the Ik walk on Mount Morungole or a Karamojong village visit, both of which need advance booking regardless of weather, so use any quieter planning window now rather than waiting for the supposed dry season to start.
Booking and the one thing to pack
September remains an easy month to arrange at short notice, and Apoka's green-season rate of $880 per person is still in effect through the month. Nothing here punishes a late booking the way the true dry-season peak can.
Pack for rain regardless of what you have read elsewhere. A poncho or a proper rain shell earns its space in the bag more often in September than the reputation suggests.