Antelope Island Marathon
Race Day Weather
Warm climb, steady winds
Runners will face a temperature rise from 56°F at the start to 75°F by the finish, with humidity at a comfortable 34%. Winds will be gentle at 6 mph from the SE, increasing to gusts of 30 mph. Runners should pace conservatively in the early miles to manage the warming conditions.
Pace Calculator
The Antelope Island Marathon offers runners a unique experience on the largest island in the Great Salt Lake, featuring distances from 5K to full marathon. Participants traverse paved roads with rolling terrain, taking in panoramic views of the lake to the east and Antelope Island mountain to the west. Along the route, they may encounter free-roaming bison and other wildlife, adding to the race's distinctive charm. Source
Historical Weather
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 |  | 64°/68° | - | 60° | |
2024 | | 63°/85° | - | 32° | |
2023 | | 56°/77° | - | 36° | |
2022 | | 59°/75° | - | 44° | |
2020 | | 60°/82° | - | 31° | |
2018 | | 49°/64° | - | 45° |