The 2026 Auburn 12K has concluded.Share your finish

Auburn 12K

Race complete
Auburn, CA, USA · September 27, 2026·
clear-day62°·67° high·Light·Dry
7
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Race Day Weather

clear-day
62°at start
72° high
Breezy
Dry
Your goal
0:00:00

Comfortable temps

Starting at 62°F, heat will be a factor from the gun — go out conservative and stay on top of hydration. Temperatures rising to 72°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing.

clear-night8
clear-night8
clear-day8
clear-day8
clear-day7
clear-day7
clear-day6
clear-day6
clear-day6
clear-day5
clear-day6
clear-day6

Pace Calculator

7.5mi
0:00:00
HH:MM:SS
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We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Plan

Get your personalized Auburn 12K 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 Pace
Weather Splits
Nutrition
Gear & Packing
T-Minus
Carb Tracker
Spectator Guide
Race Band

Race Info

The Auburn 12K is a trail race that starts at Overlook Park in Auburn, California, and follows the first part of the half marathon course. Runners head out to Robie Point and down into the Auburn State Recreation Area on fire trails and singletrack, including sections of the Western States Trail. The route crosses No Hands Bridge, turns around, and climbs back to finish at Overlook Park.

Race weekend

Sunday, September 27
7:30 AMHalf Marathon (13.1 mi)
7:45 AM12K (7.5 mi)
8:00 AM5K (3.1 mi)

FAQ

When is the 2026 Auburn 12K?

The 2026 Auburn 12K will be held on Sunday September 27, 2026.

What will the weather be like for the 2026 Auburn 12K?

The forecast calls for a high of 72°F and a low of 56°F with a 0% chance of rain.

Historical Weather

Based on 6 years of data
Avg Temp
64°F
L:60° H:69°
RunScore
7
Conditions
Rain Freq
0%
0 of 6 yrs
Wind5mph
Dew40°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
clear-day
61°/67°-
7
2025
clear-night
50°/59°-
9
2024
clear-night
74°/82°-
5
2023
clear-night
68°/76°-
6
2022
clear-night
65°/74°-
7
2021
clear-night
43°/54°-
10