Starved Rock Country Marathon

Ottawa, IL, USA · May 9, 2026
partly-cloudy-day54°·69° high·Breezy·Dry
8
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Race Day Weather

partly-cloudy-day
54°at start
69° high
Breezy
Dry

Cool start, rising temps

Runners will face temperatures starting at 52°F and rising to 68°F by the finish. Winds will be a steady 12 mph from the SSW, with gusts reaching 23 mph. With humidity at 65%, it’s advisable for runners to adjust their pace as temperatures rise and stay hydrated throughout the race.

Race day forecast available in 12 days
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Race Info

Area Map

Course Map

FAQ

When is the 2026 Starved Rock Country Marathon?

The 2026 Starved Rock Country Marathon will be held on Saturday May 9, 2026.

What will the weather be like for the 2026 Starved Rock Country Marathon?

The forecast calls for a high of 69°F and a low of 51°F with a 0% chance of rain.

Historical Weather

Based on 10 years of data
Avg Temp
69°F
L:53° H:69°
RunScore
7
Conditions
Rain Freq
30%
3 of 10 yrs
Wind12mph
Dew49°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
clear-day
51°/82°-
8
2024
clear-day
52°/71°-
7
2023
cloudy
61°/73°-
8
2022
partly-cloudy-day
66°/84°-
7
2019
partly-cloudy-day
47°/51°Light
8
2018
rain
48°/55°Light
8
2017
partly-cloudy-day
52°/78°-
8
2016
cloudy
42°/47°-
5
2015
cloudy
65°/76°Light
8
2014
clear-day
51°/74°-
8