BestRacesroad · 4-miler · Half marathon
=PR= Races: Holiday Run Fest - Half Marathon, 4 Miler, & Challenge
Build your free race-day pace plan| Distances | 4-miler, Half marathon |
| Surface | road |
| USATF certified | No |
| Boston qualifier | No |
From the race's RunSignup listing, last updated August 31, 2026.
Running =PR= Races: Holiday Run Fest - Half Marathon, 4 Miler, & Challenge for a cause? Set up a free team page — rally your people, point donations straight to your charity.
Race-day weather
What the weather did on December 12 in each of the last 5 years, measured at Vienna, 5.8 miles from Annandale.
| Year | High | Low | Rain |
|---|---|---|---|
| 2025 | 37°F | 27°F | none |
| 2024 | 60°F | 28°F | 1.24 in |
| 2023 | 44°F | 24°F | none |
| 2022 | 45°F | 31°F | none |
| 2021 | 68°F | 38°F | 0.18 in |
Daily highs and lows, not start-line temperatures: most races start in the cool of the morning, closer to the low. Source: NOAA National Centers for Environmental Information, GHCN-Daily.
Stay near Annandale
Hotels and rentals in and around Annandale, VA.
Preset to race weekend, Dec 11 – 13.
Bookings made through this map may earn BestRaces a commission. It has no effect on rankings (how ranking works).
Race Pace Analyzer beta
Build your =PR= Races: Holiday Run Fest - Half Marathon, 4 Miler, & Challenge splits
This one already knows the course. Give it your goal time and it gives you every split to the finish, adjusted for this race's terrain and its usual race-morning temperature, plus a fueling plan and a check on whether the goal fits your fitness. It's free, and there's nothing to sign up for.
- Already loaded
- 2 distances
- ≈29°F on December race mornings
| Mile | Split | Elapsed |
|---|
Training paces for this goal
The everyday paces that build the fitness behind your goal, worked out from your target with the Daniels VDOT model. Save these for your next training block.
Treat these as a guide. Run easy days by feel, and adjust for heat, hills and how your legs feel that day.
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