Average High Temperature
Regional text values
July 15, 2026 to October 12, 2026
Western Upper Peninsula: the most frequent sampled color represents 70 to 75 degrees F. Central Upper Peninsula: the most frequent sampled color represents 70 to 75 degrees F. Eastern Upper Peninsula: the most frequent sampled color represents 70 to 75 degrees F. Northern Lower Peninsula: the most frequent sampled color represents 70 to 75 degrees F. Central Lower Peninsula: the most frequent sampled color represents 75 to 80 degrees F. Thumb: the most frequent sampled color represents 75 to 80 degrees F. Southern Lower Peninsula: the most frequent sampled color represents 75 to 80 degrees F.
Legend boundaries (degrees F): 65, 70, 75, 80, 85.
Approximate color-band samples from seven Michigan regions in this exact map image. These are not station measurements, regional averages, or full-region minima and maxima. Shared colors span multiple legend intervals; those intervals are combined. The underlying gridded numbers are not supplied with the image.
Midwestern Regional Climate Center · PRISM Weather Data. Generated Tue Oct 13, 2026 20:22:10 EDT.
Updated .
| Michigan region | Most frequent sampled band | All sampled bands |
|---|---|---|
| Western Upper Peninsula | 70 to 75 | 70 to 75, 75 to 80 |
| Central Upper Peninsula | 70 to 75 | 70 to 75 |
| Eastern Upper Peninsula | 70 to 75 | 70 to 75 |
| Northern Lower Peninsula | 70 to 75 | 70 to 75, 75 to 80 |
| Central Lower Peninsula | 75 to 80 | 75 to 80 |
| Thumb | 75 to 80 | 75 to 80 |
| Southern Lower Peninsula | 75 to 80 | 75 to 80 |
