Summit forecast for 5,712 ft · Presidential · Updated 3x daily
As of September 4, 2026 at 1:20 PM ET
Mount Jefferson (5,712 ft) is currently 51°F (feels like 45°F) with partly cloudy and WNW winds at 13 mph, gusting to 19 mph. Today's freezing level is 10,663–13,648 ft. Expect the summit to run about 15°F colder than the trailhead. Trail conditions are rated Moderate.
Valley forecasts don't apply up high — temperatures drop about 3.6°F per 1,000 ft on Mount Jefferson.
| Elevation | Temp Range | Max Wind | Wind Chill (Low) |
|---|---|---|---|
| Summit 5,712 ft | 49° – 52°F | 23 mph | 42°F |
| Treeline 4,000 ft | 54° – 59°F | 24 mph | 54°F |
| Trailhead 2,000 ft | 60° – 67°F | 14 mph | 60°F |
Freezing level today: 10,663–13,648 ft
~3.6°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 | fog | cloudy | drizzle | drizzle | rain | fog | cloudy | drizzle | drizzle |
| Temp °F hi / lo | 52° 50° | 50° 49° | 49° 47° | 46° 45° | 45° 42° | 42° 40° | 40° 37° | 42° 40° | 42° 40° |
| Chill °F | 44° | 42° | 39° | 38° | 33° | 29° | 26° | 30° | 29° |
| Wind mph | 20 | 23 | 23 | 16 | 22 | 25 | 22 | 23 | 26 |
| Gust mph est. | 32 | 37 | 37 | 26 | 35 | 40 | 35 | 37 | 39 |
| Storm risk | — | — | — | — | — | — | — | — | — |
| Precipitation | |||||||||
| Precip in (rain/snow) | - | - | - | - | 0.3 | - | - | - | - |
| Freezing ft | 11,585 ft | 9,690 ft | 8,149 ft | ||||||
| Conditions | |||||||||
| Cloud cover | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Vis mi | <0.1 | 8 | <0.1 | <0.1 | <0.1 | 0.4 | 10 | clear | clear |
| UV | 5 | 6 | — | 3 | 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 5,712 ft | 50/52° 20 | 45/46° 16 | 37/40° 22 |
| 5,000 ft | 52/54° 18 | 47/49° 16 | 41/43° 19 |
| 4,100 ft | 55/57° 18 | 50/51° 15 | 44/47° 18 |
| 3,300 ft | 57/59° 14 | 53/54° 13 | 47/51° 15 |
| 2,500 ft | 59/62° 10 | 56/57° 9 | 48/56° 9 |
| Trailhead 2,000 ft | 61/64° 9 | 57/59° 7 | 50/58° 8 |
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 Jefferson (5,712 ft) is currently 51°F (feels like 45°F) with partly cloudy and WNW winds at 13 mph, gusting to 19 mph. Today's freezing level is 10,663–13,648 ft. Expect the summit to run about 15°F colder than the trailhead. Trail conditions are rated Moderate.
Temperatures drop roughly 3.6°F per 1,000 ft of elevation on Mount Jefferson. Today the trailhead (2,000 ft) tops out around 67°F while the summit (5,712 ft) reaches about 52°F, with a wind chill as low as 42°F.
Winds at the summit of Mount Jefferson are forecast to reach 23 mph today, with 24 mph at treeline. Above treeline there is no shelter from wind — plan layers around wind chill, not air temperature.
Today's freezing level (10,663–13,648 ft) is above the 5,712 ft summit of Mount Jefferson, so the full route should stay above freezing.