Yellow Grass, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.4 °C (low) to 9.6 °C (high). Annual precipitation averages 388 Millimeters. Yellow Grass 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.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -18.02 °C | -7.71 °C | 0 mm |
| February | -18.07 °C | -7.43 °C | 0 mm |
| March | -10.29 °C | 0.57 °C | 0 mm |
| April | -2.54 °C | 10.03 °C | 31 mm |
| May | 4.09 °C | 17.96 °C | 68 mm |
| June | 10.07 °C | 22.59 °C | 111 mm |
| July | 12.75 °C | 26.5 °C | 58 mm |
| August | 11.34 °C | 25.76 °C | 49 mm |
| September | 6.29 °C | 20.83 °C | 42 mm |
| October | 0.02 °C | 11.66 °C | 29 mm |
| November | -8.43 °C | 2.06 °C | 0 mm |
| December | -16.62 °C | -7.65 °C | 0 mm |
| Annual | -2.4 °C | 9.6 °C | 388 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Normal |