Summit forecast for 1,786 ft · Belknap Range · Updated 3x daily
As of August 16, 2026 at 8:20 PM ET
Mount Major (1,786 ft) is currently 65°F (feels like 64°F) with overcast and SSE winds at 7 mph, gusting to 15 mph. Today's freezing level is 13,419–15,289 ft. Trail conditions are rated Moderate.
Valley forecasts don't apply up high — temperatures drop about 3.8°F per 1,000 ft on Mount Major.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 1,786 ft | 56° – 68°F | 28 mph | 56°F |
| Trailhead 2,000 ft | 55° – 67°F | 28 mph | 55°F |
Freezing level today: 13,419–15,289 ft
~3.8°F drop per 1,000ft
Tap a day header to expand to 3hr or hourly detail
Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| AM | PM | night | AM | PM | night | AM | PM | night | |
| Temperature & Wind | |||||||||
| Weather | sunny | ptly cloudy | drizzle | drizzle | cloudy | fog | cloudy | drizzle | drizzle |
| Temp °F hi / lo | 59° 56° | 68° 61° | 67° 62° | 62° 60° | 65° 61° | 65° 64° | 65° 64° | 74° 66° | 71° 64° |
| Chill °F | — | — | — | — | — | — | — | — | — |
| Wind mph | 5 | 15 | 30 | 30 | 20 | 10 | 10 | 7 | 10 |
| Gust mph est. | — | — | — | — | 24 | — | — | — | — |
| Storm risk | — | — | — | — | — | — | — | mod | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | 0.0 | 0.1 | - | - | - | - | - |
| Freezing ft | 14,655 ft | 14,784 ft | 14,893 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 12% | 59% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 9 | clear | 3 | 4 | 8 | <0.1 | 8 | clear | clear |
| UV | 5 | 7 | — | 0 | 1 | — | 2 | 5 | — |
Tap a day header to expand AM/PM/Night detail
| Elevation | Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 1,786 ft | 56/59° 5 | 60/62° 30 | 64/65° 10 |
| Trailhead 2,000 ft | 56/58° 7 | 60/61° 31 | 63/64° 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 August 16, 2026 at 8:20 PM ET: Mount Major (1,786 ft) is currently 65°F (feels like 64°F) with overcast and SSE winds at 7 mph, gusting to 15 mph. Today's freezing level is 13,419–15,289 ft. Trail conditions are rated Moderate.
Temperatures drop roughly 3.8°F per 1,000 ft of elevation on Mount Major. Today the trailhead (2,000 ft) tops out around 67°F while the summit (1,786 ft) reaches about 68°F, with a wind chill as low as 56°F.
Winds at the summit of Mount Major are forecast to reach 28 mph today. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (13,419–15,289 ft) is above the 1,786 ft summit of Mount Major, so the full route should stay above freezing.