The most recent edition on this page is dated Mar 28, 2026. The next edition date is not locked here yet. Use the historical race-morning weather on this page for planning until the next date is published.
10K
Cooper River Bridge Run
Saturday, March 28, 2026Mount Pleasant to Charleston, South Carolina, USA
Goal time
40:00
Adjusted time (preview)
About 69 m of climbing and 71 m of descent. Mostly flat.
75% within 2%1% over 6%One small rise
Impacts
Based on the historical mean for the race window over the last 10 years, ±5 days.
Elevation
Heat
Wind
Total Impact
Race Pass: personalised finish time, adjusted splits, and your race-day pacing plan.
Race morning history
Last 10 years, around the 08:00 start hour. Typical late-March air averages 16°C (about 9°C to 22°C in that window). The bands are that history, not a forecast range. Hover or drag to explore.
Race-morning temperature
Most mornings
12-20°C
Almost all
9-22°C
Humidity
86%
Dew
13°C
WBGT
13°C
16°CAverage
08:00-08:43
Almost all (90%)Most mornings (70%)AverageRain
Year pills: green is favorable heat. Amber is moderate. Red is challenging.
Blue is most mornings. Dashed lines are the rare tails. Pink is the average. The bands are historical race mornings, not a forecast range. Blue columns are rain on the right scale. This assumes a 0:43. You can set your own time in the app.
Typical race-morning wind
Where the wind usually came from on race morning, not where it was going.
SW
Most frequent (20%)
Wind speed
0-6 km/h
6-13 km/h
13-21 km/h
21+ km/h
Year pills: green is favorable wind. Amber is moderate. Red is challenging. Colours assume no drafting.
A start that feels cool is not a promise about the second half.
Related races
Same city, region or country, when we can resolve them. World majors also point to each other.
- Avondale5K
- Charleston Half Marathon
- Beach to Beacon 10K
- BOLDER Boulder 10K
- Crescent City Classic 10K
- Crimson River Run 10K
- Monument Avenue 10K
- Peachtree Road Race
View race map for this area.
Pacing and conditions FAQ
Beyond conditions
Conditions are only part of the race-day loss
Pacing mistakes often add several minutes, sometimes more than conditions alone, especially when the course and conditions are not ideal.
What your plan includes
Everything you need to turn this race preview into a usable race-day plan.
Personalized pacing
Effort and pace guidance tuned to this course profile.
Weather-adjusted splits
Split targets that account for heat, wind, and elevation.
Heat adaptation & drafting
Adjust for your heat tolerance and drafting preferences.
Get your personalised race plan for Cooper River Bridge Run.
Pacing, splits, and race-day strategy personalised to your fitness and this course.
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