Cantua Creek, California has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 9.8 °C (low) to 24.8 °C (high). Annual precipitation averages 199.4 Millimeters. Cantua Creek is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.3 °C | 13.3 °C | 42.67 mm |
| February | 4.8 °C | 16.6 °C | 38.35 mm |
| March | 6.4 °C | 20.1 °C | 33.53 mm |
| April | 8.2 °C | 23.6 °C | 15.24 mm |
| May | 11.7 °C | 28.3 °C | 8.64 mm |
| June | 14.6 °C | 32.8 °C | 2.79 mm |
| July | 17.6 °C | 35.9 °C | 0 mm |
| August | 17.1 °C | 35.3 °C | 0 mm |
| September | 14.8 °C | 32.5 °C | 1.78 mm |
| October | 10.7 °C | 26.8 °C | 9.65 mm |
| November | 5.7 °C | 19.1 °C | 15.24 mm |
| December | 2.6 °C | 13.5 °C | 31.5 mm |
| Annual | 9.8 °C | 24.8 °C | 199.39 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BWk - Cold Desert Climate |