Sunday, May 16, 2027South El Monte, CA
Whittier Narrows Spring Running Festival
View on RunSignup ↗Registration opens Nov 1, 2026
3 events
- Half Marathon15KRoadStarts 7:30 AM
- 5K5KRoadStarts 7:45 AM
- 10K10KRoadStarts 7:45 AM
Location
Approximate, from the race's ZIP code.
Typical race-day weatherIdeal weather · 100/100
- High / low
- 75° / 54°F
- 24° / 12°C
- Humidity
- 63%
- Dew point 48°F
- Chance of rain
- 5%
- Wind
- 6 mph
- Average
- Usually ideal weather for a short race.
Averages for this area and time of year over the last 20 years, from NASA POWER data. Not a forecast.
Past results
- 5% slowerFinish times are typically 5% slower than at other 5Ks.2 years, 490 finishers; men and women compared separately.
- 5% slowerFinish times are typically 5% slower than at other 10Ks.2 years, 248 finishers; men and women compared separately.
- Typical timesFinish times are typical for 15Ks.2 years, 114 finishers; men and women compared separately.
| Year | Event | Finishers | Median | Men | Women |
|---|---|---|---|---|---|
| 2026 | 15K · 15K | 54 | 1:29:58 | 1:25:44 | 1:52:32 |
| 2026 | 10K · 10K | 128 | 1:06:40 | 57:54 | 1:08:54 |
| 2026 | 5K · 5K | 282 | 36:58 | 31:54 | 39:53 |
| 2025 | 15K · 15K | 60 | 1:35:44 | 1:24:35 | 1:44:51 |
| 2025 | 10K · 10K | 120 | 1:07:22 | 1:02:23 | 1:14:44 |
| 2025 | 5K · 5K | 208 | 37:34 | 32:12 | 42:04 |
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.