Mountain · 1 route

Tumac Mountain

6,341 ft · Washington

Summit
6,341 ft
Routes
1 way up

Route up Tumac Mountain

  1. Tumac Trail #944Hardabout 2,508 ft of climbing7.2 mi round tripSee the route
Map of the route up Tumac Mountain, with each route's start numbered and the summit marked
Tumac Trail #944Map © Mapbox © OpenStreetMap contributors

About Tumac Mountain

Tumac Mountain is a summit of 6,341 feet in the William O. Douglas Wilderness, part of the Naches Ranger District of the Okanogan-Wenatchee National Forest in Washington. The nearest town is Packwood, about 17 miles away. Summer is the most comfortable time to go. Typical averages from a nearby weather station at a similar elevation show July highs around 62°F and lows near 44°F, while winter highs stay in the mid-30s. The Sand Ridge Trail starts less than a mile away, and the Long John Trail is about 1.3 miles off. For an overnight base, Deep Creek Campground is about 3 miles away and Dog Lake Campground about 4 miles.

Forecast on Tumac 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 Tumac Mountain

How tall is Tumac Mountain?

6,341 ft (1,933 m).

How many routes go to the summit of Tumac Mountain?

One: Tumac Trail #944.

Mountains nearby

More mountains in Washington

Facts about this place

When to go

Best time to go: Jul–Aug. The mildest months here, with typical highs of 62–64°F and lows of 44–45°F.

Typical monthly averages (not a forecast) from the Rainier Paradise Rs, WA weather station, 19 mi away. High / low in °F.

  1. Jan34° high24° low
  2. Feb34° high23° low
  3. Mar36° high24° low
  4. Apr40° high26° low
  5. May48° high33° low
  6. Jun54° high37° low
  7. Jul62° high44° low
  8. Aug64° high45° low
  9. Sep57° high41° low
  10. Oct46° high33° low
  11. Nov37° high26° low
  12. Dec33° high22° low

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

Where it is

Nearest town
Packwood, Washington · 17 mi

Source: Wilderness.net boundaries; USFS EDW boundaries; USGS GNIS populated places

Conditions

Active alerts for Naches Ranger District as of Oct 9, 2026:

Source: USFS forest alerts

Nearby

Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)

Is Tumac Mountain open right now?

Alert in the area

The Forest Service lists 4 alerts for Okanogan-Wenatchee National Forest.

As of · Source: USFS · Okanogan-Wenatchee National Forest. Agencies don't list every closure — check before you go.

Best time to visit Tumac Mountain

Best months: July–September. 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

    34° / 24°

  2. Feb

    34° / 23°

  3. Mar

    36° / 24°

  4. Apr

    40° / 26°

  5. May

    48° / 33°

  6. Jun

    54° / 37°

  7. Jul

    62° / 44°

  8. Aug

    64° / 45°

  9. Sep

    57° / 41°

  10. Oct

    46° / 33°

  11. Nov

    37° / 26°

  12. Dec

    33° / 22°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Rainier Paradise Rs, WA, 19.2 mi away at 5,427 ft. The station sits about 900 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.