Lake Winnebago
Wisconsin — Largest inland lake in Wisconsin — walleye and sturgeon
Surface Area
131,939 acres
Average Depth
15 ft
Known For
Largest inland lake in Wisconsin — walleye and sturgeon
Species Confidence — Apr 2026
Water temp ~52°F. Core environmental data provided. Adding moon phase data would further refine feeding window predictions. Best technique: Jigging.
Water temp ~52°F. Core environmental data provided. Adding moon phase data would further refine feeding window predictions. Best technique: Jigging.
Water temp ~52°F. Core environmental data provided. Adding moon phase data would further refine feeding window predictions. Best technique: Jigging.
Water temp ~52°F. Core environmental data provided. Adding moon phase data would further refine feeding window predictions. Best technique: Spinnerbait Fishing.
Seasonal Calendar — Walleye
Monthly fishing confidence for Walleye at Lake Winnebago
Jan
74
Good
Feb
69
Good
Mar
73
Good
Apr
73
Good
May
72
Good
Jun
73
Good
Jul
74
Good
Aug
73
Good
Sep
67
Good
Oct
65
Good
Nov
68
Good
Dec
72
Good
Go Deeper
Get Lake Winnebago Fishing Forecasts
Weekly reports on what's biting at Lake Winnebago and nearby waters.