Starved Rock Country Marathon

Ottawa, IL, USA · May 9, 2026

54°·69° high·Breezy·Dry

Weather

Course

FAQ

History

Race Day Weather

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

Website

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

Conditions

Rain Freq

30%

3 of 10 yrs

Wind12mph

Dew49°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Starved Rock Country Marathon Clear conditions throughout the day. 2025	51°/82°	-	37°
2024 Starved Rock Country Marathon Partly cloudy throughout the day with early morning rain. 2024	52°/71°	-	43°
2023 Starved Rock Country Marathon Partly cloudy throughout the day with late afternoon rain. 2023	61°/73°	-	64°
2022 Starved Rock Country Marathon Clear conditions throughout the day. 2022	66°/84°	-	61°
2019 Starved Rock Country Marathon Partly cloudy throughout the day with afternoon rain. 2019	47°/51°	Light	38°
2018 Starved Rock Country Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2018	48°/55°	Light	49°
2017 Starved Rock Country Marathon Clear conditions throughout the day. 2017	52°/78°	-	48°
2016 Starved Rock Country Marathon Partly cloudy throughout the day with early morning rain. 2016	42°/47°	-	34°
2015 Starved Rock Country Marathon Partly cloudy throughout the day with rain. 2015	65°/76°	Light	66°
2014 Starved Rock Country Marathon Clear conditions throughout the day. 2014	51°/74°	-	45°

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