Clio, California has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 0.8 °C (low) to 18.1 °C (high). Annual precipitation averages 754.1 Millimeters. Clio is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.4 °C | 7.3 °C | 136.65 mm |
| February | -4.2 °C | 9.3 °C | 124.71 mm |
| March | -2.2 °C | 12.5 °C | 109.73 mm |
| April | -0.3 °C | 15.3 °C | 54.36 mm |
| May | 2.9 °C | 20.1 °C | 39.12 mm |
| June | 6.1 °C | 25.7 °C | 14.22 mm |
| July | 9 °C | 30.6 °C | 4.32 mm |
| August | 7.7 °C | 30.2 °C | 5.33 mm |
| September | 4.6 °C | 27.2 °C | 12.45 mm |
| October | 0.3 °C | 20.3 °C | 38.1 mm |
| November | -3.1 °C | 12.2 °C | 71.37 mm |
| December | -5.3 °C | 6.6 °C | 143.76 mm |
| Annual | 0.8 °C | 18.1 °C | 754.12 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |