Typical Weather in Bay City, MI in December
34° F Avg High
21° F Avg Low
5 Rainy Days
☀️ Temperature Summary
December is one of the cooler months of the year for Bay City, with highs averaging around 34°F. You can expect overnight lows near 21°F most days. Temperatures will usually fall as the month goes on, with daily high temperatures ranging between 39°F and NaN°F.
You may want to consider a warmer month to visit Bay City, unless you're ready to brave the cold. If you're looking to travel when it's warmer, you might consider visiting in November instead, when daily highs are typically closer to 46°.
High Temps Throughout the Year
☔ Rain Summary
In December you can expect close to a 16% chance of rain for any given day. It rains less than usual in December, with total rainfall for the month typically near 2 inches.
Rainfall Throughout the Year
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