Mountain · 1 route

Thumb Mountain

1,988 ft · New Hampshire

Summit
1,988 ft
Routes
1 way up
Map of the route up Thumb Mountain, with each route's start numbered and the summit marked
Thumbs Up TrailMap © Mapbox © OpenStreetMap contributors

About Thumb Mountain

Thumb Mountain is a summit in New Hampshire, about 3.5 miles from the town of Hancock. It sits at 1,988 feet. Summer and early fall are the most comfortable times to go. Typical averages from a nearby weather station show July highs around 83°F and September highs near 73°F, and the summit sits higher than that station, so expect it to run a little cooler. The Thumbs Up Trail starts less than a mile away, and the Thumbs Down Trail is about 1.1 miles off. Climbers can head to Parking Boulders, about 3.4 miles away, and Spacious Skies Campgrounds - Seven Maples offers camping about 3.7 miles from the summit.

Forecast on Thumb Mountain

Daily highs and lows, wind and the chance of precipitation at the summit and route start for the next 7 days, from the Open-Meteo model.

Questions about Thumb Mountain

How tall is Thumb Mountain?

1,988 ft (606 m).

How many routes go to the summit of Thumb Mountain?

One: Thumbs Up Trail.

Mountains nearby

More mountains in New Hampshire

Facts about this place

When to go

Best time to go: May–Oct. The mildest months here, with typical highs of 60–83°F and lows of 38–60°F.

Typical monthly averages (not a forecast) from the Jaffrey Silver Rch Airpark, NH weather station, 12 mi away. High / low in °F.

  1. Jan32° high13° low
  2. Feb35° high14° low
  3. Mar43° high21° low
  4. Apr56° high34° low
  5. May68° high45° low
  6. Jun77° high55° low
  7. Jul83° high60° low
  8. Aug80° high58° low
  9. Sep73° high51° low
  10. Oct60° high38° low
  11. Nov47° high29° low
  12. Dec37° high20° low

Source: NOAA NCEI U.S. Climate Normals 1991–2020

Where it is

Nearest town
Hancock, New Hampshire · 3.5 mi

Source: USGS GNIS populated places

Best time to visit Thumb Mountain

Best months: April–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

  1. Jan

    32° / 13°

  2. Feb

    35° / 14°

  3. Mar

    43° / 21°

  4. Apr

    56° / 34°

  5. May

    68° / 45°

  6. Jun

    77° / 55°

  7. Jul

    83° / 60°

  8. Aug

    80° / 58°

  9. Sep

    73° / 51°

  10. Oct

    60° / 38°

  11. Nov

    47° / 29°

  12. Dec

    37° / 20°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Jaffrey Silver Rch Airpark, NH, 11.5 mi away at 1,030 ft. The station sits about 1,000 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.