Sunday, October 18, 2026Pasadena, CA
Pasadena Trail Half & 10k/5k
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3 events
- Half MarathonHalfRoadStarts 7:30 AM
- 10k10KRoadStarts 8:10 AM
- 5k5KRoadStarts 8:25 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherGood weather · 79/100
- High / low
- 80° / 59°F
- 27° / 15°C
- Humidity
- 53%
- Dew point 45°F
- Chance of rain
- 8%
- Wind
- 6 mph
- Average
- Usually warm for a half marathon: about 66°F while racing.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
Past results
- 26% slowerFinish times are typically 26% slower than at other half marathons.3 years, 387 finishers; men and women compared separately.
- Typical timesFinish times are typical for 10Ks.3 years, 329 finishers; men and women compared separately.
- Typical timesFinish times are typical for 5Ks.3 years, 218 finishers; men and women compared separately.
| Year | Event | Finishers | Median | Men | Women |
|---|---|---|---|---|---|
| 2025 | Half Marathon · Half | 102 | 2:36:27 | 2:29:44 | 2:53:08 |
| 2025 | 10k · 10K | 103 | 1:04:36 | 59:50 | 1:08:26 |
| 2025 | 5k · 5K | 86 | 34:57 | 31:41 | 36:06 |
| 2024 | Half Marathon · Half | 164 | 2:43:07 | 2:33:46 | 2:56:43 |
| 2024 | 10k · 10K | 132 | 1:04:57 | 1:00:02 | 1:09:24 |
| 2024 | 5k · 5K | 76 | 33:44 | 31:36 | 36:29 |
| 2023 | Half Marathon · Half | 121 | 2:47:13 | 2:41:18 | 2:54:55 |
| 2023 | 10k · 10K | 94 | 1:04:28 | 1:02:35 | 1:07:01 |
| 2023 | 5k · 5K | 56 | 39:03 | 35:22 | 40:49 |
Median finish times from results published on RunSignup. Keyrace keeps only these summaries, never individual results. A fast or slow field affects times as much as the course does.