Oak Lake, Manitoba climate data is summarized below. Average annual temperatures range from 27.4 °F (low) to 47.3 °F (high). Annual precipitation averages 23.2 Inches. Oak Lake is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -28.8 °F | -23.3 °F | 0 in. |
| February | -28.6 °F | -22.8 °F | 0 in. |
| March | -24 °F | -17.9 °F | 127 in. |
| April | -18.9 °F | -12.5 °F | 762 in. |
| May | -15.2 °F | -8.3 °F | 1981.2 in. |
| June | -11.8 °F | -5.5 °F | 3683 in. |
| July | -10.4 °F | -3.8 °F | 3403.6 in. |
| August | -11.3 °F | -4 °F | 2870.2 in. |
| September | -14 °F | -6.6 °F | 1397 in. |
| October | -17.5 °F | -11.4 °F | 711.2 in. |
| November | -22.2 °F | -17.3 °F | 0 in. |
| December | -27.8 °F | -23.1 °F | 0 in. |
| Annual | 27.4 °F | 47.3 °F | 23.16 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Normal |