Aaron Rodgers has rebounded from a four-game losing streak with some of the hottest passing of his career. As a result, his Green Bay Packers have won three straight, including a thrashing of the vaunted Seahawks defense in Week 14. On Sunday, he will face a stiffer test, one that few quarterbacks have passed: sub-zero Chicago cold.

If forecasts are accurate, Sunday’s meeting against the Bears at Soldier Field will be just the eighth game since the 1970 AFL-NFL merger played in zero or negative-degree temperatures (excluding...