Summit forecast for 2,723 ft · Jackson · Updated 3x daily
As of September 4, 2026 at 1:20 PM ET
Iron Mountain (2,723 ft) is currently 69°F (feels like 66°F) with mainly clear and WNW winds at 7 mph, gusting to 13 mph. Today's freezing level is 10,138–13,583 ft. Expect the summit to run about 3°F colder than the trailhead. Trail conditions are rated Good.
Valley forecasts don't apply up high — temperatures drop about 3.8°F per 1,000 ft on Iron Mountain.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 2,723 ft | 60° – 66°F | 19 mph | 60°F |
| Trailhead 2,000 ft | 62° – 69°F | 15 mph | 62°F |
Freezing level today: 10,138–13,583 ft
~3.8°F drop per 1,000ft
Tap a day header to expand to 3hr or hourly detail
Friday Sep 4 | Today Sep 5 | Tomorrow Sep 6 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| AM | PM | night | AM | PM | night | AM | PM | night | |
| Temperature & Wind | |||||||||
| Weather | fog | sunny | cloudy | cloudy | rain | cloudy | cloudy | cloudy | cloudy |
| Temp °F hi / lo | 63° 61° | 66° 63° | 62° 57° | 57° 55° | 55° 53° | 54° 50° | 55° 48° | 58° 52° | 51° 48° |
| Chill °F | — | — | — | — | — | 44° | 42° | — | 45° |
| Wind mph | 13 | 19 | 19 | 13 | 19 | 20 | 14 | 12 | 7 |
| Gust mph est. | 21 | 30 | 30 | — | 29 | — | 22 | 19 | 11 |
| Storm risk | mod | — | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | - | - | 0.6 | - | - | - | - |
| Freezing ft | 11,096 ft | 9,445 ft | 8,145 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 98% | 37% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 0.2 | clear | clear | 10 | 1 | clear | clear | clear | clear |
| UV | 5 | 6 | — | 3 | 3 | — | 5 | 6 | — |
Tap a day header to expand AM/PM/Night detail
| Elevation | Friday Sep 4 | Today Sep 5 | Tomorrow Sep 6 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 2,723 ft | 61/63° 13 | 55/57° 13 | 48/55° 14 |
| 2,500 ft | 62/64° 11 | 56/58° 12 | 49/56° 13 |
| Trailhead 2,000 ft | 63/66° 9 | 58/59° 10 | 50/58° 10 |
4 more days of forecast — plan around the weather window, not just tomorrow.
Conditions synthesized from: NWS Higher Summits Forecast, NOAA Open-Meteo, Mount Washington Observatory, NETC Trip Reports, NOHRSC Snow Depth, Mt. Washington Avalanche Center, USGS Stream Levels, OpenWeather Air Quality.
AI-generated from public data. Always verify conditions before heading out — backcountry weather can change quickly.
As of September 4, 2026 at 1:20 PM ET: Iron Mountain (2,723 ft) is currently 69°F (feels like 66°F) with mainly clear and WNW winds at 7 mph, gusting to 13 mph. Today's freezing level is 10,138–13,583 ft. Expect the summit to run about 3°F colder than the trailhead. Trail conditions are rated Good.
Temperatures drop roughly 3.8°F per 1,000 ft of elevation on Iron Mountain. Today the trailhead (2,000 ft) tops out around 69°F while the summit (2,723 ft) reaches about 66°F, with a wind chill as low as 60°F.
Winds at the summit of Iron Mountain are forecast to reach 19 mph today. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (10,138–13,583 ft) is above the 2,723 ft summit of Iron Mountain, so the full route should stay above freezing.