Miami, Manitoba climate data is summarized below. Average annual temperatures range from 30.1 °F (low) to 48.3 °F (high). Annual precipitation averages 11.9 Inches. Miami is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -27.9 °F | -23.1 °F | 0 in. |
| February | -27.5 °F | -22.5 °F | 0 in. |
| March | -22.6 °F | -17.6 °F | 152.4 in. |
| April | -18.3 °F | -12.4 °F | 254 in. |
| May | -14.8 °F | -8.2 °F | 762 in. |
| June | -11.2 °F | -5.2 °F | 1524 in. |
| July | -9.8 °F | -3.6 °F | 2235.2 in. |
| August | -10.5 °F | -3.7 °F | 1854.2 in. |
| September | -13.2 °F | -6.4 °F | 711.2 in. |
| October | -16.7 °F | -11.2 °F | 101.6 in. |
| November | -21.3 °F | -16.8 °F | 50.8 in. |
| December | -26.7 °F | -22.5 °F | 25.4 in. |
| Annual | 30.1 °F | 48.3 °F | 11.88 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |