Mono City, California has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 0.1 °C (low) to 16.6 °C (high). Annual precipitation averages 313.4 Millimeters. Mono City is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.4 °C | 6.2 °C | 66.8 mm |
| February | -6.6 °C | 7.3 °C | 50.04 mm |
| March | -4.2 °C | 10.8 °C | 33.53 mm |
| April | -1.3 °C | 14.3 °C | 16.51 mm |
| May | 2.3 °C | 18.8 °C | 14.73 mm |
| June | 6.1 °C | 24.2 °C | 6.6 mm |
| July | 9.7 °C | 28.8 °C | 11.43 mm |
| August | 8.8 °C | 28.2 °C | 7.11 mm |
| September | 5.2 °C | 24.6 °C | 5.84 mm |
| October | 0.3 °C | 18.5 °C | 17.27 mm |
| November | -4.1 °C | 11.8 °C | 29.72 mm |
| December | -7.1 °C | 6.1 °C | 53.85 mm |
| Annual | 0.1 °C | 16.6 °C | 313.43 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |