SoCal River Marathon
Race Day Weather
Cool start, steady climb
Runners will face a temperature increase from 54°F at the start to 67°F by the finish. Wind will be a light headwind throughout, reaching up to 9 mph with gusts at 25 mph. With humidity at 51% and a dew point of 42°F, conditions are manageable, but pacing adjustments should be considered as temperatures rise.
Pace Calculator
The SOCAL River Marathon is a a Full Marathon, Half Marathon, 10K and 5K on the Santa Ana River Trail. Though this course is primarily flat there is a gradual decline of 365 feet over 26.2 Miles which feels like nothing. The only real up and downs on this course are going under freeways or roads. This course is so much fun and highlights the Southern California area from the desert to Orange County passing closely to Disneyland next to Anaheim Stadium. This race finishes at Huntington Beach State Park. Source
FAQ
When is the 2027 SoCal River Marathon?
Is the SoCal River Marathon a Boston Marathon Qualifier?
What is the time limit for the SoCal River Marathon?
What will the weather be like for the 2027 SoCal River Marathon?
Historical Weather
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2026 | | 65°/80° | - | 55° | |
2025 | | 58°/64° | - | 49° | |
2024 | | 59°/63° | Light | 54° | |
2023 | | 51°/60° | - | 46° | |
2022 | | 55°/60° | - | 39° | |
2019 |  | 56°/61° | Light | 57° |