Rose Valley, Saskatchewan climate data is summarized below. Average annual temperatures range from 24.4 °F (low) to 43.9 °F (high). Annual precipitation averages 16.5 Inches. Rose Valley is located in USDA Plant Hardiness Zone 3a. 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 | -29.8 °F | -24.2 °F | 0 in. |
| February | -29.7 °F | -23.8 °F | 0 in. |
| March | -25.6 °F | -19.6 °F | 0 in. |
| April | -20.3 °F | -14.3 °F | 660.4 in. |
| May | -15.9 °F | -8.4 °F | 1066.8 in. |
| June | -12.6 °F | -6 °F | 2971.8 in. |
| July | -11.1 °F | -4.6 °F | 2336.8 in. |
| August | -11.9 °F | -4.9 °F | 1625.6 in. |
| September | -14.7 °F | -7.6 °F | 1066.8 in. |
| October | -17.8 °F | -12.8 °F | 939.8 in. |
| November | -23.3 °F | -18.9 °F | 0 in. |
| December | -28.9 °F | -24.2 °F | 0 in. |
| Annual | 24.4 °F | 43.9 °F | 16.53 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°F to -35°F |
| Current Drought Conditions | Normal |