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Mt. Jefferson, NH Trail Conditions and Information
Mt. Jefferson
Peak:Mt. Jefferson
Elevation:5,712'
Popular Trails: Caps Ridge Trail
Castle Ravine Trail
Castle Trail
Jewell Trail
Six Husbands Trail
Water Crossings:Routes involving Castle Ravine Trail, Castle Trail, and Six Husbands Trails may be difficult after rain or spring runoff.
Winter Access Notes:Due to the seasonal closure of Jefferson Notch Road, as well as the danger posed by the nearby ravines, Mt. Jefferson is often climbed by the Jewell and Gulfside trails in winter.
Road Access Notes:Jefferson Notch Road generally closes in November or December and reopens in May or June. The USFS Ammonoosuc/Jewell parking area closes in the winter, however there is often plowed parking available at the lower Cog parking lots. WMNF Road Status
Lists:New England 4,000 Footers, New England 100 Highest, New Hampshire 4,000 Footers

Mt. Jefferson Conditions Reports by Month
January | February | March | April | May | June | July | August | September | October | November | December
Most Recent Mt. Jefferson Conditions Reports
  Peaks and Trails Date of Hike Sorted Surface Conditions
View report
Mt. Madison, Mt. Adams, Mt. Jefferson, Mt. Washing...
via Valley Way, Brookside Trail, Watson Path, Gulfside, Airlin...
May. 28, 2023
buzza77
Dry Trail, Standing/Running...
View report
Mt. Jefferson
via Jewell Trail, Boundary Line Trail, Jefferson Notch Road, C...
May. 28, 2023
The Teal Goat, CaptChris,...
Dry Trail, Wet Trail, Mud -...
View report
Mt. Jefferson, Mt. Washington, Boott Spur, North I...
via Jewell Trail, Boundary Line Trail, Jefferson Notch Road, C...
May. 28, 2023
Heat Lightning
Dry Trail, Wet Trail, Standi...
Special Equipment Recommended
View report
Mt. Jefferson
via Castle Trail
May. 27, 2023
HappyHiking
Dry Trail, Wet Trail
View report
Mt. Jefferson
via Castle Trail
May. 7, 2023
ges
Dry Trail, Wet Trail, Ice -...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Washington, Mt. Monroe
via Jewell Trail, Gulfside, Jefferson Loop, Trinity Heights Co...
Apr. 20, 2023
Hiker__Dad
Snow - Trace/Minimal Depth,...
Special Equipment Recommended
View report
Mt. Monroe, Mt. Washington, Mt. Jefferson
via Ammonoosuc Ravine Trail, Crawford Path, Monroe Loop, Gulfs...
Apr. 16, 2023
PamW
Dry Trail, Wet Trail, Wet/Sl...
Special Equipment Recommended
View report
Mt. Jefferson
via Jefferson Notch Road, Caps Ridge Trail
Apr. 15, 2023
CJ
Wet Trail, Standing/Running...
Special Equipment Recommended
View report
Mt. Jefferson
via Jewell Trail, Gulfside, Jefferson Loop
Apr. 15, 2023
Diane Stuart
Wet Trail, Standing/Running...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Adams, Mt. Madison
via Jewell Trail, Gulfside, Jefferson Loop, Lowe’s Path, Air...
Apr. 15, 2023
Bradygirl1
Dry Trail, Wet Trail, Ice -...
Special Equipment Recommended
View report
Mt. Monroe, Mt. Washington, Mt. Clay, Mt. Jefferso...
via Ammonoosuc Ravine Trail, snowfields, Monroe Loop, Crawford...
Apr. 15, 2023
Spencer
Dry Trail, Wet Trail, Ice -...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Clay
via Cog Rail Trail, Westside, Gulfside, Jefferson Loop, Clay L...
Apr. 15, 2023
rocket21
Dry Trail, Ice - Blue, Stand...
Special Equipment Recommended
View report
Mt. Madison, Mt. Adams, Mt. Jefferson
via Valley Way, Osgood Trail, Gulfside, Jewell Trail
Apr. 13, 2023
Ross
Standing/Running Water on Tr...
Special Equipment Recommended
View report
Mt. Monroe, Mt. Washington, Mt. Jefferson
via Ammonoosuc Ravine Trail, Crawford Path, Monroe Loop, Gulfs...
Apr. 10, 2023
Bikecamphikegirl
Dry Trail, Wet Trail, Ice -...
Special Equipment Recommended
View report
Mt. Madison, Mt. Adams, Mt. Jefferson, Mt. Washing...
via Valley Way, Osgood Trail, Gulfside, Lowe's Path, Jefferson...
Apr. 9, 2023
Ashok
Dry Trail, Wet Trail, Ice -...
Special Equipment Recommended
View report
Mt. Madison, Mt. Adams, Mt. Jefferson
via Valley Way, Osgood Trail, Gulfside, Airline, Lowe’s Path...
Apr. 4, 2023
mmace724
Ice - Black, Ice - Blue, Sno...
Special Equipment Recommended
View report
Mt. Jefferson
via Jewell Link, Jewell Trail, Gulfside, Jefferson Loop
Mar. 29, 2023
WanderingSoules
Snow - Drifts, Snow - Wet/St...
Special Equipment Recommended
View report
Mt. Washington, Mt. Jefferson
via Ammonoosuc Link, Ammonoosuc Ravine Trail, Crawford Path, T...
Mar. 25, 2023
Spence
Snow - Packed Powder/Loose G...
Special Equipment Recommended
View report
Mt. Jefferson (attempt)
via Jewell Link, Jewell Trail
Mar. 17, 2023
Mike Tyrrell
Snow - Unpacked Powder, Snow...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Adams
via Jewell Trail, Trail, Jefferson Loop, Airline, Valley Way
Mar. 12, 2023
buzza77
Snow/Ice - Frozen Granular,...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Clay
via Jewell Trail, Gulfside, Jefferson Loop, Clay Loop
Mar. 12, 2023
Elizacal
Snow/Ice - Frozen Granular,...
Special Equipment Recommended
View report
Mt. Jefferson
via Jewell Trail, Gulfside, Jefferson Loop
Mar. 10, 2023
Catwoman1013
Snow - Packed Powder/Loose G...
Special Equipment Recommended
View report
Mt. Jefferson, Mt. Clay, Mt. Washington, Mt. Monro...
via Jewell Trail, Gulfside, Jefferson Loop, Cog Rail Trail, Cr...
Mar. 10, 2023
Nick C
Ice - Blue, Snow - Packed Po...
Special Equipment Recommended
View report
Mt. Monroe, Mt. Washington, Mt. Jefferson
via Ammonoosuc Ravine Trail, Crawford Path, Monroe Loop, Gulfs...
Mar. 3, 2023
Kyle L & E.T. Fudge
Ice - Blue, Snow - Packed Po...
Special Equipment Recommended
View report
Mt. Madison, Mt. Adams, Mt. Jefferson, Mt. Clay, M...
via Valley Way, Gulfside, Crawford Path, Eisenhower Loop, Webs...
Feb. 18, 2023
Mike
Ice - Blue, Ice - Breakable...
Special Equipment Recommended

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