Oak Ridge to Kingston Express O2K Marathon

Oak Ridge, TN, USAFebruary 28, 2027
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Race Day Weather

partly-cloudy-day
41°
53° high
Light
Dry

Mild conditions, focus on hydration

Runners will face a temperature range from 41°F at the start to 51°F towards the finish. Humidity will be relatively high at 71%, which may feel more intense. With a light tailwind throughout and wind gusts reaching 26 mph, runners should focus on hydration and consider pacing adjustments to maintain comfort.

Race day forecast available in 310 days
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Pace Calculator

Distance: 26.2mi
0:00:00
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Pace
Weather Adj.
Common Goals:

This race is primarily targeted to those seeking a Boston Marathon Qualifying time or Half Marathon performance indicator on a course where qualifications are consistently met. This race course boasts having more BQ performances than not and we hope to attract runners who are trying to hit their age group standards for Boston or other major races. Source

Area Map

Course Map

FAQ

When is the 2027 Oak Ridge to Kingston Express O2K Marathon?

The 2027 Oak Ridge to Kingston Express O2K Marathon will be held on Sunday February 28, 2027.

Is the Oak Ridge to Kingston Express O2K Marathon a Boston Marathon Qualifier?

Yes, the Oak Ridge to Kingston Express O2K Marathon is an official Boston Marathon qualifier.

What is the time limit for the Oak Ridge to Kingston Express O2K Marathon?

The time limit for the Oak Ridge to Kingston Express O2K Marathon is 4 hours.

What will the weather be like for the 2027 Oak Ridge to Kingston Express O2K Marathon?

The forecast calls for a high of 56°F and a low of 41°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 2 years of data
Avg Temp
46°F
L:37° H:46°
RunScore
8
Conditions
Rain Freq
0%
0 of 2 yrs
Wind6mph
Dew27°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2026
cloudy
47°/61°-
8
2025
clear-night
26°/31°-
6