Bliss, Idaho has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3.3 °C (low) to 18.1 °C (high). Annual precipitation averages 252.2 Millimeters. Bliss is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 3.8 °C | 35.56 mm |
| February | -3.5 °C | 7.1 °C | 19.81 mm |
| March | -0.6 °C | 12.9 °C | 24.38 mm |
| April | 2 °C | 17.2 °C | 23.37 mm |
| May | 6.2 °C | 22.4 °C | 22.86 mm |
| June | 10.2 °C | 27.7 °C | 14.73 mm |
| July | 14.3 °C | 33.6 °C | 3.56 mm |
| August | 13.2 °C | 32.9 °C | 5.33 mm |
| September | 8.3 °C | 27.1 °C | 9.65 mm |
| October | 2.5 °C | 19.3 °C | 21.84 mm |
| November | -2.2 °C | 10.1 °C | 26.42 mm |
| December | -5.1 °C | 3.4 °C | 44.7 mm |
| Annual | 3.3 °C | 18.1 °C | 252.21 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 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 | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |