Tachie, British Columbia climate data is summarized below. Average annual temperatures range from -2 °C (low) to 7.3 °C (high). Annual precipitation averages 374 Millimeters. Tachie is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.68 °C | -4.33 °C | 0 mm |
| February | -11.22 °C | -2.49 °C | 0 mm |
| March | -10.16 °C | 0.9 °C | 0 mm |
| April | -4.82 °C | 5.07 °C | 42 mm |
| May | 2.67 °C | 13.99 °C | 44 mm |
| June | 6.62 °C | 17.11 °C | 61 mm |
| July | 9.11 °C | 20.84 °C | 42 mm |
| August | 8.19 °C | 20.35 °C | 39 mm |
| September | 4.4 °C | 14.61 °C | 55 mm |
| October | 0.43 °C | 7 °C | 74 mm |
| November | -5.5 °C | -0.52 °C | 17 mm |
| December | -11.54 °C | -4.81 °C | 0 mm |
| Annual | -2 °C | 7.3 °C | 374 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Abnormally Dry |