Rock n Roll Arizona
Race Day Weather
Cool start, gradual warm-up
Runners will face a steady temperature rise from 44°F at the start to 54°F by finish. With light east winds around 5 mph, conditions are favorable. The manageable humidity at 43% suggests hydration should be standard, without the need for pace adjustments. No rain is expected, allowing for optimal gear choices.
Pace Calculator
Get forecast alerts for Rock n Roll Arizona
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race Info
Rock 'n' Roll Arizona is a January half marathon, 10K and 5K weekend in Tempe, Arizona. The half marathon starts on South Mill Avenue at 3rd Street and runs through Tempe, Scottsdale and Phoenix, passing the red sandstone formations of Papago Park, before finishing at Tempe Beach Park on West Rio Salado Parkway. The 10K starts on North Mill Avenue north of East Curry Road and finishes at the same park, and the 5K is held on Saturday. The event has not included a full marathon since 2023 and is USATF sanctioned. Source