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What is the median first fall frost date in Helena, MT (59602)?
Median first fall frost date based on long-term climate normals.
Median First Fall Frost Date
- Median first fall frost date: Sep 20
- Day of year: 264
- 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
- Lake Helena Wildlife Management Area (Park)
- McMasters Hills East (Trailhead)
- Head Lane Trailhead (Trailhead)
- Gates of the Mountains Wilderness (Park)
- Echo Lane Trailhead (Trailhead)
- Nelson Stadium (Stadium)
- Rodney Street Trailhead (Trailhead)
- Sleeping Giant Wilderness Study Area (Park)
- Sheep Creek Wilderness Study Area (Park)
- Beartooth Wildlife Management Area (Park)
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