Blind River, Ontario climate data is summarized below. Average annual temperatures range from 32.7 °F (low) to 49.7 °F (high). Annual precipitation averages 15.9 Inches. 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 | -26.1 °F | -20.9 °F | 0 in. |
| February | -26.8 °F | -20.7 °F | 0 in. |
| March | -23.1 °F | -17.1 °F | 279.4 in. |
| April | -18.5 °F | -13.1 °F | 508 in. |
| May | -14.4 °F | -8.7 °F | 914.4 in. |
| June | -11.4 °F | -5.7 °F | 1524 in. |
| July | -10 °F | -4.4 °F | 1955.8 in. |
| August | -10.2 °F | -4.7 °F | 1905 in. |
| September | -12.6 °F | -7.3 °F | 1473.2 in. |
| October | -15.6 °F | -11.2 °F | 1016 in. |
| November | -18.7 °F | -15 °F | 431.8 in. |
| December | -23.2 °F | -19.1 °F | 254 in. |
| Annual | 32.7 °F | 49.7 °F | 15.89 in. |
| 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 : -20°F to -15°F |
| Current Drought Conditions | Normal |