Sprague, Manitoba climate data is summarized below. Average annual temperatures range from 28.6 °F (low) to 48.2 °F (high). Annual precipitation averages 12.9 Inches. Sprague is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -29.1 °F | -23.5 °F | 0 in. |
| February | -28.6 °F | -22.2 °F | 0 in. |
| March | -23.2 °F | -17.1 °F | 152.4 in. |
| April | -18.6 °F | -12.3 °F | 279.4 in. |
| May | -14.9 °F | -8.1 °F | 1117.6 in. |
| June | -11.4 °F | -5.2 °F | 1981.2 in. |
| July | -10.3 °F | -3.6 °F | 2082.8 in. |
| August | -11 °F | -4 °F | 1549.4 in. |
| September | -13.7 °F | -6.8 °F | 863.6 in. |
| October | -16.9 °F | -11.4 °F | 254 in. |
| November | -21.3 °F | -16.8 °F | 50.8 in. |
| December | -27.1 °F | -22.4 °F | 0 in. |
| Annual | 28.6 °F | 48.2 °F | 12.91 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |