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10-acre lake near DERRY. The lake tops out around 20 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Below is the species-by-species picture, pulled from the same data the map uses.
Traced from the shoreline, RAINBOW LAKE runs 10 acres with 0.5 miles of edge. Nearly circular (index 1.1), so the story is the bottom, not the bank. The shallow band under 15 ft claims about 69% of the surface — that's where the groceries are. You'll find it in Rockingham County. The nearest mapped water is SCOBIE POND, 1 mi to the southwest.
When the water first warms, yellow perch slide up into 3 to 12 ft. Summer is a 6 to 20 ft game here, winter a 6 to 20 ft one. Start at Deep basin. It's a deep basin holding about 20 ft of water and rates prime come fall. The feeding windows run early morning. Keep a drop-shot micro plastics or a small spoon tipped with worm rigged through the warm months.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | open water | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 6 to 20 ft | dawn | Deep basin (20 ft) | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 6 to 20 ft | midday | Deep basin (20 ft) | Jigging spoon (small), Perch rig / spreader |
| Winter | 6 to 20 ft | midday & dawn | Deep basin (20 ft) | Tungsten jig + spikes, Rattle spoon (small) |
The chart marks 3 structure features on RAINBOW LAKE; the deepest is Deep basin at about 20 ft.
Season dates, license requirements, and size and bag limits for New Hampshire waters are set by the New Hampshire Fish and Game — and special regulations can apply to RAINBOW LAKE specifically, so confirm the current rules before you fish.
Check the official New Hampshire fishing regulations →
RAINBOW LAKE is about 20 ft (6 m) deep at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
Anglers target yellow perch on RAINBOW LAKE.
Deep basin is the top-rated area: a deep basin in about 20 ft of water that rates prime for yellow perch in fall. The map above holds the full rated-spot list for every species and season.
For yellow perch, the summer bite is best in early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Fishing on RAINBOW LAKE is regulated by the New Hampshire Fish and Game. Check the official New Hampshire regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
SCOBIE POND 1 mi · Beaver Lake 2 mi · HOUSTON POND-HARANTIS 2 mi · Calef Pond 4 mi · Massabesic Lake 5 mi · Pine Island Pond 6 mi · Phillips Pond 7 mi · NORTON POND 7 mi · Island Pond (Derry) 7 mi · LILY POND (ROCKINGHAM) 7 mi · SHOWELL POND 8 mi · Wash Pond (Sunset Lake) 8 mi
See how RAINBOW LAKE stacks up: best yellow perch lakes in New Hampshire
More water nearby: Rockingham County fishing maps (45 charts). Browse all New Hampshire fishing maps or see every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.