Agassiz, British Columbia climate data is summarized below. Average annual temperatures range from 7 °C (low) to 16 °C (high). Annual precipitation averages 1009 Millimeters. Agassiz is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.47 °C | 5.57 °C | 109 mm |
| February | 2 °C | 8.31 °C | 76 mm |
| March | 3.08 °C | 11.04 °C | 103 mm |
| April | 5.41 °C | 15.42 °C | 46 mm |
| May | 9.37 °C | 20.35 °C | 40 mm |
| June | 11.7 °C | 22.66 °C | 40 mm |
| July | 14.03 °C | 27.13 °C | 45 mm |
| August | 14.08 °C | 27.19 °C | 45 mm |
| September | 11.66 °C | 23.3 °C | 71 mm |
| October | 7.92 °C | 16.27 °C | 146 mm |
| November | 3.71 °C | 9.36 °C | 178 mm |
| December | 0.47 °C | 5.15 °C | 110 mm |
| Annual | 7 °C | 16 °C | 1009 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |