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Waterfall

Rainbow Falls

Oregon

About

Rainbow Falls is a waterfall in Oregon's Three Sisters Wilderness, within the McKenzie River Ranger District of the Willamette National Forest. It sits at about 3,015 feet, and the nearest town is Black Butte Ranch, roughly 23 miles away. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at a lower elevation show July highs around 83°F with only about four wet days, while winter months see highs in the upper 30s and rain on roughly 15 to 18 days. Several trails start close by, including Louise Creek about a mile away and Separation Lake Trail #3536 at about 1.4 miles. Limberlost Campground is about 4 miles off, and paddlers can head to Separation Creek, roughly 4.9 miles away.

Waterfall Facts

Elevation

3,015 ft

Elevation from USGS 3D Elevation Program terrain data (about 10 m resolution).

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Location

Rainbow Falls

Oregon

Name and location: U.S. Geological Survey, Geographic Names Information System (GNIS). Elevation: USGS 3D Elevation Program. View the GNIS record.

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 38–50°F.

Typical monthly averages (not a forecast) from the Belknap Springs 8 N, OR weather station, 11 mi away. High / low in °F.

  1. Jan37° high29° low
  2. Feb42° high29° low
  3. Mar48° high31° low
  4. Apr55° high34° low
  5. May65° high41° low
  6. Jun72° high46° low
  7. Jul83° high50° low
  8. Aug82° high49° low
  9. Sep75° high45° low
  10. Oct60° high38° low
  11. Nov44° high33° low
  12. Dec36° high30° low

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

Where it is

Nearest town
Black Butte Ranch, Oregon · 23 mi

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

Conditions

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

Source: USFS forest alerts

Nearby

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

    Rainbow Falls — Waterfall in Oregon | Roamze