Windsor Marathon
Windsor, CO, USA · October 4, 2026
Race Day Weather
46°at start
71° high
Light
Dry
Cool start, warming trend
Runners will face a temperature increase from 46°F at the start to 69°F by the finish. Winds will be light, coming from the SE at 6 mph, with gusts up to 15 mph. With moderate humidity at 49%, pacing should remain steady, but hydration should be prioritized as temperatures rise.
Race day forecast available in 117 days
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Distance: 26.2mi
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Historical Weather
Based on 5 years of data
Avg Temp
69°F
L:43° H:70°
RunScore
Conditions
Rain Freq
0%
0 of 5 yrs
Wind6mph
Dew32°F
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 | | 42°/66° | - | 42° | |
2024 |  | 44°/70° | - | 31° | |
2023 | | 44°/77° | - | 34° | |
2022 | | 41°/71° | - | 34° | |
2021 | | 46°/66° | - | 31° |
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