Bashaw, Alberta climate data is summarized below. Average annual temperatures range from -2.4 °C (low) to 8.7 °C (high). Annual precipitation averages 432 Millimeters. Bashaw 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 | -15.18 °C | -6.63 °C | 0 mm |
| February | -14.68 °C | -5.32 °C | 0 mm |
| March | -8.92 °C | 0.81 °C | 0 mm |
| April | -2.69 °C | 8.73 °C | 34 mm |
| May | 3.83 °C | 17.09 °C | 63 mm |
| June | 8.58 °C | 20.87 °C | 100 mm |
| July | 11.13 °C | 23.8 °C | 100 mm |
| August | 9.46 °C | 23.18 °C | 60 mm |
| September | 4.8 °C | 19.06 °C | 47 mm |
| October | -0.36 °C | 10.64 °C | 28 mm |
| November | -8.45 °C | -0.54 °C | 0 mm |
| December | -16.27 °C | -7.96 °C | 0 mm |
| Annual | -2.4 °C | 8.7 °C | 432 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 | Abnormally Dry |