Seaside 10K
Race Day Weather
Comfortable temps
Mild 59°F temps at gun time mean comfortable early miles without overheating risk. Light winds shouldn't be a major factor for pacing. Moderate humidity at 79% is worth noting for effort level, especially in later miles.
Pace Calculator
Enter a finish time to see what race day does to it.
Get forecast alerts for Seaside 10K
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Get your personalized Seaside 10K race plan
A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.
Race Info
The Seaside 10K starts at Solimar Beach on the Pacific Coast Highway and runs out along the oceanfront shoulder and bike path of the historic Old Rincon Highway, then turns and returns to the beach. The out-and-back course is mostly flat, with ocean views the whole way.