Golden Valley, North Dakota has a Humid Continental Mild Summer With Dry Winters climate (Köppen classification: Dwb). Average annual temperatures range from 29.9 °F (low) to 53.6 °F (high). Annual precipitation averages 17.9 Inches. Golden Valley is located in USDA Plant Hardiness Zone 4a. 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 | 2.3 °F | 21.8 °F | 0.36 in. |
| February | 6.2 °F | 26.6 °F | 0.44 in. |
| March | 17.2 °F | 38.8 °F | 0.59 in. |
| April | 28.6 °F | 54.4 °F | 1.24 in. |
| May | 40.7 °F | 66.4 °F | 2.8 in. |
| June | 51.0 °F | 75.2 °F | 3.64 in. |
| July | 56.2 °F | 82.7 °F | 2.69 in. |
| August | 54.0 °F | 83.0 °F | 1.96 in. |
| September | 44.2 °F | 72.7 °F | 1.74 in. |
| October | 31.8 °F | 56.3 °F | 1.35 in. |
| November | 18.8 °F | 39.4 °F | 0.61 in. |
| December | 8.0 °F | 26.4 °F | 0.5 in. |
| Annual | 29.9 °F | 53.6 °F | 17.92 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Plant Hardiness Zone - 2012 | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dwb - Humid Continental Mild Summer With Dry Winters |