Lindsay, Ontario climate data is summarized below. Average annual temperatures range from 34.5 °F (low) to 53.3 °F (high). Annual precipitation averages 30.3 Inches. Lindsay is located in USDA Plant Hardiness Zone 5b. 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 | -24.7 °F | -19.7 °F | 304.8 in. |
| February | -25.3 °F | -19.8 °F | 0 in. |
| March | -21.8 °F | -16.1 °F | 990.6 in. |
| April | -17.5 °F | -11.3 °F | 1651 in. |
| May | -14.1 °F | -7 °F | 2413 in. |
| June | -11.2 °F | -4.6 °F | 3048 in. |
| July | -9.8 °F | -3.2 °F | 2819.4 in. |
| August | -10.2 °F | -3.8 °F | 3098.8 in. |
| September | -12.9 °F | -6.3 °F | 2032 in. |
| October | -15.6 °F | -10.4 °F | 1524 in. |
| November | -18.9 °F | -14.2 °F | 1041.4 in. |
| December | -22.2 °F | -18.2 °F | 660.4 in. |
| Annual | 34.5 °F | 53.3 °F | 30.34 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |