Arrowhead Springs, Wyoming has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 31.2 °F (low) to 55.9 °F (high). Annual precipitation averages 10.4 Inches. Arrowhead Springs is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.0 °F | 31.3 °F | 0.56 in. |
| February | 14.0 °F | 34.4 °F | 0.51 in. |
| March | 22.5 °F | 44.5 °F | 0.93 in. |
| April | 28.4 °F | 53.7 °F | 1.13 in. |
| May | 37.2 °F | 63.4 °F | 1.75 in. |
| June | 45.7 °F | 74.9 °F | 0.89 in. |
| July | 53.1 °F | 83.8 °F | 0.63 in. |
| August | 51.6 °F | 81.6 °F | 0.61 in. |
| September | 42.6 °F | 71.9 °F | 1.01 in. |
| October | 32.0 °F | 57.6 °F | 1.06 in. |
| November | 21.3 °F | 42.3 °F | 0.8 in. |
| December | 12.5 °F | 31.4 °F | 0.5 in. |
| Annual | 31.2 °F | 55.9 °F | 10.38 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |