Orin, Wyoming has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 0.4 °C (low) to 16.5 °C (high). Annual precipitation averages 337.8 Millimeters. Orin is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.4 °C | 4.1 °C | 8.89 mm |
| February | -9.3 °C | 5.2 °C | 13.21 mm |
| March | -4.8 °C | 10.6 °C | 21.08 mm |
| April | -0.8 °C | 14.5 °C | 44.2 mm |
| May | 4.5 °C | 19.8 °C | 64.77 mm |
| June | 9.7 °C | 26.4 °C | 49.02 mm |
| July | 13.4 °C | 31.4 °C | 34.29 mm |
| August | 12.1 °C | 30.4 °C | 22.86 mm |
| September | 6.5 °C | 25.1 °C | 25.65 mm |
| October | -0.4 °C | 16.8 °C | 31.24 mm |
| November | -5.8 °C | 9.6 °C | 12.45 mm |
| December | -10.3 °C | 4.2 °C | 10.16 mm |
| Annual | 0.4 °C | 16.5 °C | 337.82 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |