Heavy overcast holding through the day, with calm air over the water and pressure sitting still. Give shallow cover and weed edges the first hour at Lac Grimaldi. One clear peak today: the night. Cover water early, then settle where the signs are. The pre-winter feed makes autumn days generous.
The bites are poor now
Night
Morning
The Nord-du-Québec end of Quebec holds Lac Grimaldi. It sits at 393 metres above sea level. It measures some 2.11 sq km, and wind has room to build across it. Shoreline length is close to 20 km, and each section fishes a little differently. Chapais is the closest town at 53 km. Chibougamau lies 66 km off, Leblanc another 120 km. No border sits close enough to matter.
No depth figure appears in our records, so the bank has to tell you. Where the bottom changes texture, fish gather; find that line. Read the surface for the wind lane, then fish the edge of it. Records held for Nord-du-Québec cover Arctic charr, brook trout and lake trout. County data is a starting point rather than a guarantee. Lac Grimaldi responds to conditions more than to tactics.
The year swings from about -19°C in January to roughly 16°C in July. The season is measured in weeks rather than months. Winter locks it down, and early May brings it back. Open water usually runs from early May until about mid November. Spring is short and heavy here; autumn is longer and steadier. Keep it in mind when planning a trip to Lac Grimaldi.
The rules here are undocumented as far as public sources go. This is a natural basin, not a dammed one. Nothing is mapped in the way of a ramp or car park within a short radius. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Ask in the nearest town if you are unsure. Night access is frequently treated as a separate matter. Lac Messine at 2.5 km is the sensible second choice. Treat Lac Grimaldi as unsettled until someone local tells you otherwise.
34%
The bites are poor now
| 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 7.1 | 9.4 | 10 | 12.6 | 13.9 | 15.8 | 15.5 | 17.3 | 15.4 | 13.8 | 13.4 | 15.8 | 17.3 | 16.9 | 15.2 | 15.4 | 15.9 | 14.9 | 13.9 | 12.2 | 10.6 | 7.6 | 7.8 | 8.1 |
| 1° | 1° | 2° | 3° | 3° | 3° | 4° | 4° | 5° | 6° | 7° | 8° | 9° | 9° | 10° | 11° | 11° | 10° | 10° | 9° | 9° | 8° | 8° | 7° |
| 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 0 | 1 | 0 | 0 | 1 |
| 101 | 101 | 101 | 101 | 101 | 101 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| 82 | 83 | 85 | 89 | 92 | 92 | 93 | 92 | 93 | 91 | 91 | 91 | 91 | 90 | 88 | 86 | 85 | 85 | 88 | 90 | 91 | 91 | 93 | 92 |
Sam
AI Fishing Assistant for Lac Grimaldi
Afternoon
Evening
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time