Average annual temperature is 22.5 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 1.7 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of Bay City
* Weather data for Bay City United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.5 | 28.3 | 28.8 | 30.7 | 31.8 | 37.5 | 37.9 | 41.4 | 39.8 | 34.4 | 29.9 | 26.5 |
| Average daytime temperature (°C) | 20.2 | 20.9 | 24.5 | 25.7 | 28.9 | 33.9 | 35.1 | 37.7 | 34.6 | 27.8 | 21.8 | 20.7 |
| Average temperature (°C) | 15.5 | 15.7 | 19.8 | 20.5 | 24.2 | 28.7 | 29.8 | 31.4 | 28.8 | 22.9 | 17.1 | 15.1 |
| Average night temperature (°C) | 11.5 | 11.8 | 16.2 | 16.6 | 20.5 | 24.7 | 25.9 | 27.0 | 24.7 | 19.4 | 13.7 | 11.0 |
| Absolute minimum temperature (°C) | 1.7 | 2.2 | 5.5 | 10.9 | 16.2 | 19.1 | 22.7 | 24.6 | 21.5 | 8.2 | 6.0 | 2.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.5 | 8.0 | 7.9 | 9.0 | 8.9 | 12.3 | 12.4 | 12.0 | 10.9 | 8.9 | 6.6 | 8.1 |
| Precipitation (mm) | 209 | 33 | 100 | 159 | 308 | 25 | 48 | 6 | 51 | 88 | 78 | 81 |
| Sunny days | 11 | 11 | 10 | 8 | 7 | 19 | 9 | 16 | 9 | 15 | 16 | 20 |
| Rainy days | 20 | 17 | 21 | 22 | 24 | 11 | 22 | 15 | 21 | 16 | 14 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bay City during the most sunny months:
The largest precipitation sum in Bay City is at