Manistique, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 34.6 °F (low) to 49.4 °F (high). Annual precipitation averages 31.6 Inches. Manistique is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 11.4 °F | 25.3 °F | 2.02 in. |
| February | 11.0 °F | 26.9 °F | 1.26 in. |
| March | 18.7 °F | 34.5 °F | 1.71 in. |
| April | 30.2 °F | 44.7 °F | 2.71 in. |
| May | 41.0 °F | 56.9 °F | 2.75 in. |
| June | 50.8 °F | 66.9 °F | 2.97 in. |
| July | 56.5 °F | 72.8 °F | 3.31 in. |
| August | 56.8 °F | 73.3 °F | 3.05 in. |
| September | 50.2 °F | 65.9 °F | 3.45 in. |
| October | 39.4 °F | 53.2 °F | 3.68 in. |
| November | 29.4 °F | 41.4 °F | 2.44 in. |
| December | 19.3 °F | 31.3 °F | 2.23 in. |
| Annual | 34.6 °F | 49.4 °F | 31.58 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |