Seymour Lake in Jackson County: How and When to Fish It

• Overview

  In Colorado, Seymour Lake falls inside Jackson County. Around the bank it is pine and birch. With some 68 acres of water, there is room for a boat but no need of one. On our Jackson County list it sits near the top for size. You are 23 miles from Steamboat Springs. Kremmling lies 29 miles off, Granby another 36 miles. One jurisdiction covers this water end to end.

• Where to Fish on Seymour Lake

  Depth remains unrecorded, so treat the first session as a survey. Points where the flooded channel swings in are the reliable ones. Levels move with the draw rather than the rain on water like this. Jackson County records list brown trout, brook trout, rainbow trout, Arctic grayling and black-spotted cutthroat trout among the fish reported. Records at this level tell you what is in the area. Seymour Lake gives up its fish to patience rather than distance.

• Seasonal Patterns

  Seasonal averages run from 19°F in January up to 57°F in July. The year runs cold to warm and back, with clear transitions. Once it clears, about early May, the fishing comes on quickly. The open-water window runs from around early May to about mid November in an average year. May into June fishes hardest, and September gives a second good stretch before the lid returns. It sets the rhythm of the year at Seymour Lake.

• Tackle & Baits

  No public source sets out the position on this bank. No launch point is recorded nearby, so this is a bank water unless you carry a boat in. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Local rules can differ across the county line, so check where you stand. Some water is controlled locally without a sign saying so. Should this one be busy, Wade Lake is 0.8 miles off. Rules at Seymour Lake are worth checking on the day.