Sprague, Manitoba climate data is summarized below. Average annual temperatures range from -1.9 °C (low) to 9 °C (high). Annual precipitation averages 328 Millimeters. 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 | -20.4 °C | -10.24 °C | 0 mm |
| February | -19.45 °C | -8.01 °C | 0 mm |
| March | -9.7 °C | 1.27 °C | 6 mm |
| April | -1.42 °C | 9.86 °C | 11 mm |
| May | 5.12 °C | 17.35 °C | 44 mm |
| June | 11.46 °C | 22.63 °C | 78 mm |
| July | 13.55 °C | 25.52 °C | 82 mm |
| August | 12.16 °C | 24.82 °C | 61 mm |
| September | 7.31 °C | 19.8 °C | 34 mm |
| October | 1.67 °C | 11.55 °C | 10 mm |
| November | -6.4 °C | 1.77 °C | 2 mm |
| December | -16.69 °C | -8.36 °C | 0 mm |
| Annual | -1.9 °C | 9 °C | 328 mm |
| 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 : -37.2°C to -34.4°C |
| Current Drought Conditions | Abnormally Dry |