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What is the median first fall frost date in Boulder, CO (80309)?
Median first fall frost date based on long-term climate normals.
Median First Fall Frost Date
- Median first fall frost date: Oct 4
- Day of year: 278
- This date is based on long-term climate normals and is best used as a planning benchmark, not a short-term forecast.
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Nearby Parks, Stadiums & Trailheads
- Folsom Field (Stadium)
- CU Events Center (Stadium)
- National Center for Atmospheric Research (Park)
- HSBV Pond Trail (Trailhead)
- FourMile Creek Trailhead (Trailhead)
- South Mesa Trailhead (Trailhead)
- Doudy Draw Trailhead (Trailhead)
- Fowler Trailhead (Trailhead)
- Davidson Mesa (Park)
- Leon Wurl Wildlife Sanctuary (Park)
- Eldorado Canyon State Park (Park)
- Teller Farm North Trailhead - East Boulder Trail (Trailhead)
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