Summit forecast for 4,802 ft · Moosilauke · Updated 3x daily
As of August 16, 2026 at 8:20 PM ET
Mount Moosilauke (4,802 ft) is currently 53°F (feels like 49°F) with overcast and SSE winds at 8 mph, gusting to 15 mph. Today's freezing level is 13,419–15,092 ft. Expect the summit to run about 11°F colder than the trailhead. Trail conditions are rated Difficult.
Valley forecasts don't apply up high — temperatures drop about 3.4°F per 1,000 ft on Mount Moosilauke.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 4,802 ft | 49° – 56°F | 24 mph | 42°F |
| Treeline 4,000 ft | 49° – 58°F | 25 mph | 41°F |
| Trailhead 2,000 ft | 51° – 67°F | 16 mph | 51°F |
Freezing level today: 13,419–15,092 ft
~3.4°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 | fog | cloudy | rain | rain | fog | drizzle | fog | cloudy | cloudy |
| Temp °F hi / lo | 52° 50° | 55° 51° | 56° 55° | 56° 56° | 61° 57° | 60° 56° | 56° 53° | 59° 53° | 58° 56° |
| Chill °F | 45° | — | — | — | — | — | — | — | — |
| Wind mph | 14 | 21 | 32 | 27 | 16 | 8 | 10 | 10 | 10 |
| Gust mph est. | 22 | 34 | 51 | 43 | 26 | 13 | 16 | 15 | — |
| Storm risk | — | — | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | 0.2 | 0.4 | - | - | - | - | - |
| Freezing ft | 14,488 ft | 14,683 ft | 14,582 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 7% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 0.2 | 8 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | 9 | clear |
| UV | 5 | 7 | — | 0 | 2 | — | 3 | 6 | — |
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| Elevation | Sunday Aug 16 | Today Aug 17 | Tomorrow Aug 18 |
|---|---|---|---|
| lo/hi °F · wind mph & dir · chill °F | |||
| Summit 4,802 ft | 50/52° 14 | 56/56° 27 | 53/56° 10 |
| 4,100 ft | 50/52° 16 | 57/58° 27 | 55/57° 13 |
| 3,300 ft | 51/53° 15 | 59/59° 24 | 57/59° 16 |
| 2,500 ft | 51/57° 11 | 60/61° 18 | 60/61° 15 |
| Trailhead 2,000 ft | 51/59° 9 | 62/63° 14 | 62/63° 13 |
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 Moosilauke (4,802 ft) is currently 53°F (feels like 49°F) with overcast and SSE winds at 8 mph, gusting to 15 mph. Today's freezing level is 13,419–15,092 ft. Expect the summit to run about 11°F colder than the trailhead. Trail conditions are rated Difficult.
Temperatures drop roughly 3.4°F per 1,000 ft of elevation on Mount Moosilauke. Today the trailhead (2,000 ft) tops out around 67°F while the summit (4,802 ft) reaches about 56°F, with a wind chill as low as 42°F.
Winds at the summit of Mount Moosilauke are forecast to reach 24 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 (13,419–15,092 ft) is above the 4,802 ft summit of Mount Moosilauke, so the full route should stay above freezing.