Summit forecast for 3,980 ft · Sandwich Range · Updated 3x daily
As of September 4, 2026 at 1:20 PM ET
Sandwich Dome (3,980 ft) is currently 62°F (feels like 60°F) with clear sky and WNW winds at 12 mph, gusting to 17 mph. Today's freezing level is 10,794–13,845 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Good.
Valley forecasts don't apply up high — temperatures drop about 4.2°F per 1,000 ft on Sandwich Dome.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 3,980 ft | 55° – 60°F | 24 mph | 55°F |
| Trailhead 2,000 ft | 62° – 69°F | 17 mph | 62°F |
Freezing level today: 10,794–13,845 ft
~4.2°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 | sunny | sunny | sunny | cloudy | drizzle | cloudy | ptly cloudy | cloudy | cloudy |
| Temp °F hi / lo | 58° 56° | 60° 58° | 57° 53° | 53° 51° | 52° 49° | 49° 46° | 48° 46° | 52° 49° | 49° 48° |
| Chill °F | — | — | — | — | 42° | 37° | 39° | 42° | 42° |
| Wind mph | 18 | 22 | 24 | 17 | 22 | 25 | 17 | 23 | 15 |
| Gust mph est. | 29 | 35 | 38 | 27 | 35 | 40 | 27 | 37 | 21 |
| Storm risk | mod | — | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | - | - | - | - | - | - | - |
| Freezing ft | 11,756 ft | 9,485 ft | 8,354 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 30% | 32% | 47% | 100% | 100% | 100% | 63% | 100% | 100% |
| Vis mi | 1 | clear | 9 | 9 | 8 | 10 | clear | clear | clear |
| UV | 5 | 6 | — | 4 | 5 | — | 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 3,980 ft | 56/58° 18 | 51/53° 17 | 46/48° 17 |
| 3,300 ft | 58/61° 17 | 54/56° 17 | 48/52° 15 |
| 2,500 ft | 61/64° 13 | 57/59° 13 | 51/56° 13 |
| Trailhead 2,000 ft | 62/66° 10 | 59/61° 10 | 52/58° 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: Sandwich Dome (3,980 ft) is currently 62°F (feels like 60°F) with clear sky and WNW winds at 12 mph, gusting to 17 mph. Today's freezing level is 10,794–13,845 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Good.
Temperatures drop roughly 4.2°F per 1,000 ft of elevation on Sandwich Dome. Today the trailhead (2,000 ft) tops out around 69°F while the summit (3,980 ft) reaches about 60°F, with a wind chill as low as 55°F.
Winds at the summit of Sandwich Dome are forecast to reach 24 mph today. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (10,794–13,845 ft) is above the 3,980 ft summit of Sandwich Dome, so the full route should stay above freezing.