Blind River, Ontario climate data is summarized below. Average annual temperatures range from 0.4 °C (low) to 9.8 °C (high). Annual precipitation averages 404 Millimeters. Blind River is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.04 °C | -5.66 °C | 0 mm |
| February | -16.15 °C | -5.17 °C | 0 mm |
| March | -9.57 °C | 1.25 °C | 11 mm |
| April | -1.37 °C | 8.37 °C | 20 mm |
| May | 6.04 °C | 16.36 °C | 36 mm |
| June | 11.52 °C | 21.68 °C | 60 mm |
| July | 13.95 °C | 24.05 °C | 77 mm |
| August | 13.68 °C | 23.5 °C | 75 mm |
| September | 9.25 °C | 18.91 °C | 58 mm |
| October | 3.88 °C | 11.84 °C | 40 mm |
| November | -1.74 °C | 5.01 °C | 17 mm |
| December | -9.73 °C | -2.46 °C | 10 mm |
| Annual | 0.4 °C | 9.8 °C | 404 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |