Santa Clarita 10K
Race Day Weather
Comfortable temps, big temp swing
Mild 57°F temps at gun time mean comfortable early miles without overheating risk. Temps will climb significantly to 74°F by later miles, so expect fading conditions as the race progresses. Light winds shouldn't be a major factor for pacing.
Pace Calculator
Enter a finish time to see what race day does to it.
Get forecast alerts for Santa Clarita 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 Santa Clarita 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 Santa Clarita 10K is a 6.2 mile loop that starts and finishes at Heritage Park in Valencia. It runs on the city's paved bike path network with no car traffic and mostly flat terrain with gentle rolling hills.