Race Discovery
Headwaters Monster Mash Fun Run Dash
Headwaters Monster Mash Fun Run Dash logo

2025 - Headwaters Monster Mash Fun Run Dash

Washington, Virginia, United States View on map
Oct 04, 2025 (America/New_York local time)
Running

2025 distances

Running

5K Fun Run

Oct 04, 2025 5K 10:00 AM
$25.00
Closed

Race-day weather

Conditions on October 4, 2025 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 8.8° / Maximum temperature (recorded on race day) 23.3°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 7.9° / Maximum feels like — heat index / wind chill (recorded on race day) 23.3°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
6.7
Precip (mm)
Precipitation over the day (recorded on race day)
0.0mm
Humidity
Mean relative humidity (recorded on race day)
74.0%
Sunrise
Sunrise at the start line on October 4, 2025 (EDT)
Sunset
Sunset at the start line on October 4, 2025 (EDT)
Daylight
Hours between sunrise and sunset on race day
11h 38m

The sun rises at 7:11 AM and sets at 6:50 PM local time (EDT) in Washington on October 4, 2025 — 11h 38m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Other races near Washington

Different organizers, within 40 miles, in the next three months

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 1 Washington event

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