Summit forecast for 4,459 ft · Franconia · Updated 3x daily
As of August 16, 2026 at 8:20 PM ET
Mount Liberty (4,459 ft) is currently 53°F (feels like 48°F) with overcast and SSE winds at 11 mph, gusting to 22 mph. Today's freezing level is 13,255–15,026 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Difficult.
Valley forecasts don't apply up high — temperatures drop about 3.2°F per 1,000 ft on Mount Liberty.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 4,459 ft | 49° – 57°F | 26 mph | 41°F |
| Treeline 4,000 ft | 49° – 58°F | 26 mph | 41°F |
| Trailhead 2,000 ft | 52° – 66°F | 14 mph | 52°F |
Freezing level today: 13,255–15,026 ft
~3.2°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 | drizzle | cloudy |
| Temp °F hi / lo | 52° 50° | 56° 52° | 57° 55° | 57° 56° | 61° 58° | 60° 57° | 57° 54° | 60° 54° | 59° 57° |
| Chill °F | 45° | — | — | — | — | — | — | — | — |
| Wind mph | 14 | 21 | 32 | 27 | 18 | 7 | 12 | 11 | 9 |
| Gust mph est. | 22 | 34 | 51 | 43 | 29 | 11 | 19 | 18 | — |
| Storm risk | — | — | — | — | mod | mod | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | 0.1 | 0.2 | - | 0.0 | - | - | - |
| Freezing ft | 14,322 ft | 14,576 ft | 14,541 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 9% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | 0.4 | 8 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | 9 | clear |
| UV | 5 | 7 | — | 0 | 2 | — | 2 | 7 | — |
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 4,459 ft | 50/52° 14 | 56/57° 27 | 54/57° 12 |
| 4,100 ft | 50/52° 14 | 57/58° 26 | 54/57° 14 |
| 3,300 ft | 50/54° 12 | 59/59° 22 | 56/59° 14 |
| 2,500 ft | 51/57° 9 | 61/62° 16 | 59/61° 12 |
| Trailhead 2,000 ft | 52/59° 7 | 63/64° 13 | 61/63° 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 Liberty (4,459 ft) is currently 53°F (feels like 48°F) with overcast and SSE winds at 11 mph, gusting to 22 mph. Today's freezing level is 13,255–15,026 ft. Expect the summit to run about 9°F colder than the trailhead. Trail conditions are rated Difficult.
Temperatures drop roughly 3.2°F per 1,000 ft of elevation on Mount Liberty. Today the trailhead (2,000 ft) tops out around 66°F while the summit (4,459 ft) reaches about 57°F, with a wind chill as low as 41°F.
Winds at the summit of Mount Liberty are forecast to reach 26 mph today, with 26 mph at treeline. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (13,255–15,026 ft) is above the 4,459 ft summit of Mount Liberty, so the full route should stay above freezing.