Nairobi, Kenya · Sunday 26 October 2025
The Standard Chartered Nairobi Marathon, with its half marathon option, offers a unique opportunity to experience the energy and spirit of East Africa. The course winds through the bustling streets of Nairobi, providing a glimpse into the city's vibrant culture. There's that community support known for all its test. There are sights that will stay with you, as well as what has people test that resolve! From landmarks to everything amazing, dive in for this beauty!\"\nIf sport is more than sport
Adjusted Time
1:47:32
Time difference: +2.5 minutes compared to a flat, road, temperate course.
Nairobi Half Marathon is a half marathon held in Nairobi, Kenya, scheduled for Sunday 26 October 2025. The course is run on road surface with 125m of total elevation gain, reaching a maximum altitude of 1714m above sea level. For registration and full race details, visit the official Nairobi Half Marathon website.
With 125m of elevation gain, this is a moderately undulating course. The route ranges from 1637m to 1714m above sea level (77m total range). While not completely flat, the elevation changes are manageable for most runners and shouldn't significantly impact pacing strategy.
Based on historical weather data for October, the expected race day conditions are as follows. Moderate temperatures between 16°C and 25°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance over the full distance. There is a moderate chance of rain (25%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Nairobi Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Nairobi Half Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Nairobi Half Marathon against other half marathons to find the right race for your goals.