Summit Location
- Latitude: 44 degrees 16 minutes North
- Longitude: 71 degrees 18 minutes West
- Elevation: 6288 feet (1916.58 meters)
Summit Weather
See the current weather conditions and web cams from the Mount Washington Observatory.
- Highest wind recorded 231 mph (372 kph) 12 April 1934
- Lowest Temperature -47 F (-43.9 C) January 1934
- Highest Temperature +72 F (22 C) August 1975
- Avg. Annual Temperature 26.5 F (-3.1 C)
- Avg. Annual Wind Speed 35.3 mph (56.8 kph)
- Avg. Annual Snowfall 256 inches (6.5 meters)
- Greatest Snowfall Season 566.4 inches (14.38 meters) 1968-69
Other Summit Facts
- Maximum snowfall in a calendar year (1969) 495.2 inches
- Winds exceed hurricane force (75 MPH) on an average of 104 days a year
- The summit is in the clouds about 60% of the time
- Fog is reported (for at least part of the day) over 300 days a year
- Terminus 6288 ft. (1916.58 meters)
- Base (Toll House) 1565 ft. (477 meters)
- Elevation gain 4727 ft. (1440.79 meters)
- Length 7.6 miles (12.23 kilometers)
- Grade Avg. 12%, extended 18%, final 100 yards 22%
- Road Surface 87% paved, 13% packed gravel