
Exeter, United Kingdom · Sunday 17 May 2026
A popular race in Southwest England, the Great West Run combines city streets, countryside views, and a few challenging hills to keep runners on their toes. Starting in Exeter city center, the course takes in major landmarks and scenic river paths, with fantastic local support ensuring a lively race-day atmosphere.
Adjusted Time
3:57:29
Time difference: -2.5 minutes compared to a flat, road, temperate course.
Exeter's Great West Run is a full marathon held in Exeter, United Kingdom, scheduled for Sunday 17 May 2026. The course is run on road surface with 211m of total elevation gain, reaching a maximum altitude of 67m above sea level. For registration and full race details, visit the official Exeter's Great West Run website.
With 211m of elevation gain, this is a moderately undulating course. The route ranges from 14m to 67m above sea level (53m 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 May, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 9°C to 14°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a high chance of rain (73%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
Exeter's Great West Run 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 Exeter's Great West Run 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 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 Exeter's Great West Run against other marathons to find the right race for your goals.
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