Minden, Ontario climate data is summarized below. Average annual temperatures range from -0.1 °C (low) to 11 °C (high). Annual precipitation averages 333 Millimeters. Minden is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -14.28 °C | -4.46 °C | 6 mm |
| February | -15.75 °C | -4.44 °C | 0 mm |
| March | -9.13 °C | 2.16 °C | 20 mm |
| April | -1.28 °C | 10.82 °C | 24 mm |
| May | 5.37 °C | 18.91 °C | 30 mm |
| June | 10.59 °C | 23.27 °C | 45 mm |
| July | 12.95 °C | 25.46 °C | 61 mm |
| August | 12.22 °C | 24.39 °C | 68 mm |
| September | 7.63 °C | 19.92 °C | 42 mm |
| October | 2.92 °C | 12.5 °C | 22 mm |
| November | -3.26 °C | 5.45 °C | 8 mm |
| December | -9.6 °C | -1.85 °C | 7 mm |
| Annual | -0.1 °C | 11 °C | 333 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |