Oasis, Utah has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 2.2 °C (low) to 19 °C (high). Annual precipitation averages 215.9 Millimeters. Oasis is located in USDA Plant Hardiness Zone 6a. 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 | -8.6 °C | 3.9 °C | 19.05 mm |
| February | -5.8 °C | 7.8 °C | 18.03 mm |
| March | -2.1 °C | 13.9 °C | 20.83 mm |
| April | 0.8 °C | 18.1 °C | 25.4 mm |
| May | 5.6 °C | 23.6 °C | 24.89 mm |
| June | 10.2 °C | 30 °C | 11.68 mm |
| July | 15.2 °C | 34.6 °C | 9.65 mm |
| August | 14.3 °C | 33.4 °C | 13.97 mm |
| September | 8.3 °C | 27.7 °C | 18.03 mm |
| October | 1.4 °C | 19.8 °C | 21.59 mm |
| November | -4.2 °C | 11.3 °C | 15.24 mm |
| December | -8.9 °C | 4.3 °C | 17.53 mm |
| Annual | 2.2 °C | 19 °C | 215.89 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 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |