Biggar, Saskatchewan climate data is summarized below. Average annual temperatures range from -3.1 °C (low) to 8.2 °C (high). Annual precipitation averages 441 Millimeters. Biggar 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 | -17.48 °C | -8.18 °C | 0 mm |
| February | -18.41 °C | -8.18 °C | 0 mm |
| March | -10.84 °C | -0.91 °C | 0 mm |
| April | -2.71 °C | 9.16 °C | 22 mm |
| May | 3.47 °C | 17.4 °C | 63 mm |
| June | 9.03 °C | 21.06 °C | 135 mm |
| July | 11.54 °C | 23.88 °C | 91 mm |
| August | 10.09 °C | 23.36 °C | 58 mm |
| September | 5.2 °C | 19.33 °C | 38 mm |
| October | -0.69 °C | 10.29 °C | 34 mm |
| November | -8.73 °C | -0.23 °C | 0 mm |
| December | -17.37 °C | -9.27 °C | 0 mm |
| Annual | -3.1 °C | 8.2 °C | 441 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 |