Summit forecast for 4,340 ft · Osceola · Updated 3x daily
As of September 4, 2026 at 1:20 PM ET
Mount Osceola (4,340 ft) is currently 60°F (feels like 58°F) with clear sky and NW winds at 12 mph, gusting to 19 mph. Today's freezing level is 10,728–13,944 ft. Expect the summit to run about 11°F colder than the trailhead. Trail conditions are rated Moderate.
Valley forecasts don't apply up high — temperatures drop about 4.0°F per 1,000 ft on Mount Osceola.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 4,340 ft | 54° – 57°F | 25 mph | 54°F |
| Treeline 4,000 ft | 55° – 59°F | 25 mph | 55°F |
| Trailhead 2,000 ft | 61° – 68°F | 14 mph | 61°F |
Freezing level today: 10,728–13,944 ft
~4°F drop per 1,000ft
Tap a day header to expand to 3hr or hourly detail
Today Sep 4 | Tomorrow Sep 5 | Sunday Sep 6 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| AM | PM | night | AM | PM | night | AM | PM | night | |
| Temperature & Wind | |||||||||
| Weather | cloudy | ptly cloudy | cloudy | cloudy | rain | cloudy | ptly cloudy | cloudy | cloudy |
| Temp °F hi / lo | 57° 55° | 57° 56° | 55° 51° | 52° 50° | 51° 48° | 48° 45° | 46° 45° | 50° 47° | 48° 46° |
| Chill °F | — | — | — | 44° | 41° | 36° | 37° | 39° | 39° |
| Wind mph | 19 | 23 | 25 | 17 | 20 | 24 | 18 | 23 | 18 |
| Gust mph est. | 30 | 37 | 40 | 27 | 32 | 38 | 29 | 37 | 25 |
| Storm risk | mod | — | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | - | - | 0.2 | - | - | - | - |
| Freezing ft | 11,679 ft | 9,557 ft | 8,332 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 100% | 71% | 100% | 100% | 100% | 100% | 55% | 100% | 100% |
| Vis mi | 1 | clear | 8 | 8 | <0.1 | 9 | clear | clear | clear |
| UV | 5 | 6 | — | 2 | 4 | — | 5 | 6 | — |
Tap a day header to expand AM/PM/Night detail
| Elevation | Today Sep 4 | Tomorrow Sep 5 | Sunday Sep 6 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 4,340 ft | 55/57° 19 | 50/52° 17 | 45/46° 18 |
| 4,100 ft | 56/58° 19 | 51/53° 17 | 46/47° 17 |
| 3,300 ft | 58/60° 17 | 54/55° 16 | 48/52° 15 |
| 2,500 ft | 60/64° 11 | 57/59° 11 | 50/56° 13 |
| Trailhead 2,000 ft | 62/66° 9 | 59/61° 8 | 51/58° 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: Mount Osceola (4,340 ft) is currently 60°F (feels like 58°F) with clear sky and NW winds at 12 mph, gusting to 19 mph. Today's freezing level is 10,728–13,944 ft. Expect the summit to run about 11°F colder than the trailhead. Trail conditions are rated Moderate.
Temperatures drop roughly 4.0°F per 1,000 ft of elevation on Mount Osceola. Today the trailhead (2,000 ft) tops out around 68°F while the summit (4,340 ft) reaches about 57°F, with a wind chill as low as 54°F.
Winds at the summit of Mount Osceola are forecast to reach 25 mph today, with 25 mph at treeline. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (10,728–13,944 ft) is above the 4,340 ft summit of Mount Osceola, so the full route should stay above freezing.