Fishing Rainbow Lake in Deer Lodge County, Montana

• Overview

  Set in Deer Lodge County, Montana, this is Rainbow Lake. The surface lies 8,215 feet up. The water measures roughly 20 acres, so nothing here is far from anything else. Anaconda lies 27 miles from the water. After that come Warm Springs at 36 miles and Hamilton at 39 miles. It sits well inside its county, with no border complications.

• Where to Fish on Rainbow Lake

  Depth here is unknown, so count the lead down before committing. A natural lake fishes on cover, and cover here means weed and timber. This is a lake, so the margins and the first drop matter most. County-wide records name rainbow trout, brook trout, Arctic grayling and brown trout. Records at this level tell you what is in the area. On Rainbow Lake the quiet end is the one worth the extra effort.

• Seasonal Patterns

  On the long-term average, July reads 51°F and December reads 17°F. Four clear seasons, with a proper winter at one end. Look for the thaw near late May; the fishing lifts straight after. Averages place the thaw at late May and the freeze at early November. The shoulder weeks of the open season are the productive ones. That shapes the year on Rainbow Lake.

• Tackle & Baits

  Public data does not answer the access question here. No built facilities appear in mapping around this water. Light line and small metal for the trout; a fly rod earns its place on calm evenings. State or provincial rules still apply whatever the bank status. Where parking is tight, arriving early solves most problems. Martin Lake, 0.9 miles away, makes the obvious fallback. Ask locally about Rainbow Lake if anything is unclear.