Race Day Weather
48°
71° high
Light
Dry
Cool start, warming trend
Runners will face a temperature rise from 48°F at the start to 69°F by the finish. With a light breeze from the S, runners should prepare for gusts up to 34 mph. Given the humidity at 69%, pacing adjustments may be necessary as the temperature climbs, especially in the later stages.
Race day forecast available in 4 days
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The Santiago Marathon (Spanish: Maratón de Santiago) is an annual event first run in 2007 through the streets of Santiago Chile. Other races include a half marathon and a 10K run.
FAQ
When is the 2026 Santiago Marathon?
The 2026 Santiago Marathon will be held on Sunday April 26, 2026.
Is the Santiago Marathon a Boston Marathon Qualifier?
Yes, the Santiago Marathon is an official Boston Marathon qualifier.
What will the weather be like for the 2026 Santiago Marathon?
The forecast calls for a high of 71°F and a low of 48°F with a 0% chance of rain.
Historical Weather
Based on 5 years of data
Avg Temp
63°F
L:45° H:63°
RunScore
Conditions
Rain Freq
0%
0 of 5 yrs
Wind3mph
Dew45°F
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 |  | 48°/56° | - | 48° | |
2024 |  | 44°/58° | - | 38° | |
2023 | | 37°/68° | - | 41° | |
2022 | | 49°/54° | - | 47° | |
2018 |  | 46°/77° | - | 47° |