Cold desert climate
Climate Bay City - Michigan
Annual high57ºF
Annual low36ºF
| Month | HighºF | LowºF |
|---|---|---|
| Jan | 29 | 12 |
| Feb | 32 | 13 |
| Mar | 42 | 22 |
| Apr | 56 | 33 |
| May | 68 | 44 |
| Jun | 78 | 55 |
| Jul | 82 | 58 |
| Aug | 80 | 56 |
| Sep | 73 | 49 |
| Oct | 60 | 39 |
| Nov | 46 | 28 |
| Dec | 34 | 20 |
- JanHigh 29ºFLow 12ºF
- FebHigh 32ºFLow 13ºF
- MarHigh 42ºFLow 22ºF
- AprHigh 56ºFLow 33ºF
- MayHigh 68ºFLow 44ºF
- JunHigh 78ºFLow 55ºF
- JulHigh 82ºFLow 58ºF
- AugHigh 80ºFLow 56ºF
- SepHigh 73ºFLow 49ºF
- OctHigh 60ºFLow 39ºF
- NovHigh 46ºFLow 28ºF
- DecHigh 34ºFLow 20ºF
Climate summary
What is the average weather in Bay City, Michigan?
Bay City experiences a cold desert climate, defined by very low annual precipitation that is typically scarce year-round. The inland location amplifies seasonal temperature swings, leading to warm summers and cold winters. This creates a very large seasonal temperature contrast.
Bay City weather averages
Annual high57ºF
Annual low36ºF
Daily normals Bay City - Michigan - January
| Day | HighºF | LowºF |
|---|---|---|
| Jan 1 | 30.8 | 16.8 |
| Jan 2 | 30.6 | 16.6 |
| Jan 3 | 30.4 | 16.4 |
| Jan 4 | 30.3 | 16.1 |
| Jan 5 | 30.1 | 15.9 |
| Jan 6 | 30.0 | 15.7 |
| Jan 7 | 29.9 | 15.5 |
| Jan 8 | 29.8 | 15.3 |
| Jan 9 | 29.7 | 15.1 |
| Jan 10 | 29.6 | 14.9 |
| Jan 11 | 29.5 | 14.7 |
| Jan 12 | 29.5 | 14.6 |
| Jan 13 | 29.4 | 14.4 |
| Jan 14 | 29.4 | 14.2 |
| Jan 15 | 29.4 | 14.1 |
| Jan 16 | 29.4 | 14.0 |
| Jan 17 | 29.4 | 13.8 |
| Jan 18 | 29.4 | 13.7 |
| Jan 19 | 29.4 | 13.6 |
| Jan 20 | 29.4 | 13.5 |
| Jan 21 | 29.5 | 13.4 |
| Jan 22 | 29.5 | 13.3 |
| Jan 23 | 29.6 | 13.2 |
| Jan 24 | 29.7 | 13.2 |
| Jan 25 | 29.7 | 13.1 |
| Jan 26 | 29.8 | 13.1 |
| Jan 27 | 29.9 | 13.0 |
| Jan 28 | 30.0 | 13.0 |
| Jan 29 | 30.2 | 13.0 |
| Jan 30 | 30.3 | 13.0 |
| Jan 31 | 30.4 | 13.0 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Bay City - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 66.9 | 59.0 | 0.30 |
| Oct 2 | – | – | – |
| Oct 3 | – | – | – |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | 78.1 | 45.0 | 0.00 |
| Oct 9 | 69.1 | 39.0 | 0.00 |
| Oct 10 | 72.0 | 39.9 | 0.00 |
| Oct 11 | 79.0 | 48.9 | 0.00 |
| Oct 12 | 71.1 | 48.0 | T |
| Oct 13 | 88.0 | 54.0 | 0.10 |
| Oct 14 | 84.0 | 54.0 | 0.00 |
| Oct 15 | – | – | – |
| Oct 16 | – | – | – |
| Oct 17 | 57.9 | 28.0 | T |
| Oct 18 | – | – | – |
| Oct 19 | – | – | – |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | 70.0 | 37.9 | 0.00 |
| Oct 23 | 68.0 | 39.0 | 0.00 |
| Oct 24 | – | – | – |
| Oct 25 | – | – | – |
| Oct 26 | – | – | – |
| Oct 27 | – | – | – |
| Oct 28 | – | – | – |
| Oct 29 | – | – | – |
| Oct 30 | – | – | – |
| Oct 31 | – | – | – |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature88.0ºF · Oct 13
- Lowest max temperature57.9ºF · Oct 17
- Highest min temperature59.0ºF · Oct 1
- Lowest min temperature28.0ºF · Oct 17
Geo Bay City - Michigan
Location
- Country
- United States
- State
- Michigan
- County
- –
- City
- Bay City
- Zip Code
- 48706
- Elevation
- 594 ft
- Longitude
- -83.89
- Latitude
- 43.59
- ICAO
- –
- IATA
- –