Vina, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 9.6 °C (low) to 24 °C (high). Annual precipitation averages 593.1 Millimeters. Vina is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 1 - Feb. 10 through the first frost around Dec. 21 - Dec. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.4 °C | 13.4 °C | 116.59 mm |
| February | 4.6 °C | 16.1 °C | 104.9 mm |
| March | 6.1 °C | 18.9 °C | 80.52 mm |
| April | 7.7 °C | 22.1 °C | 37.34 mm |
| May | 11.5 °C | 26.9 °C | 30.48 mm |
| June | 15.2 °C | 31.6 °C | 10.41 mm |
| July | 17.1 °C | 35.1 °C | 0.76 mm |
| August | 16.2 °C | 34.3 °C | 1.78 mm |
| September | 14.2 °C | 32.2 °C | 5.84 mm |
| October | 10.3 °C | 26.2 °C | 24.89 mm |
| November | 5.7 °C | 18.2 °C | 62.23 mm |
| December | 3.1 °C | 13.3 °C | 117.35 mm |
| Annual | 9.6 °C | 24 °C | 593.09 mm |
| Average First Frost Date | Dec. 21 - Dec. 31 |
| Average Last Frost Date | Feb. 1 - Feb. 10 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |