
Piacenza, Italy · Saturday 22 August 2026
The Placentia Half Marathon takes place in Placentia, California, a city known for its community events and friendly atmosphere. The course typically winds through the city's residential areas, parks, and along some of its main streets. This event offers a chance to experience the suburban charm of Placentia, with local residents often supporting the runners. The race offers a friendly and community-focused experience.
Adjusted Time
1:44:20
Time difference: -0.7 minutes compared to a flat, road, temperate course.
Placentia Half Marathon is a half marathon held in Piacenza, Italy, scheduled for Saturday 22 August 2026. The course is run on road surface with 133m of total elevation gain, reaching a maximum altitude of 69m above sea level. For registration and full race details, visit the official Placentia Half Marathon website.
With 133m of elevation gain, this is a moderately undulating course. The route ranges from 45m to 69m above sea level (24m total range). While not completely flat, the elevation changes are manageable for most runners and shouldn't significantly impact pacing strategy.
Based on historical weather data for August, the expected race day conditions are as follows. Moderate temperatures between 13°C and 22°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance over the full distance. There is a moderate chance of rain (30%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Placentia Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Placentia Half Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Placentia Half Marathon against other half marathons to find the right race for your goals.
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