Beach, North Dakota has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 30.9 °F (low) to 55 °F (high). Annual precipitation averages 16.7 Inches. Beach 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.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.7 °F | 26.6 °F | 0.52 in. |
| February | 10.0 °F | 30.5 °F | 0.51 in. |
| March | 19.2 °F | 41.9 °F | 0.71 in. |
| April | 29.4 °F | 54.4 °F | 1.42 in. |
| May | 40.3 °F | 64.5 °F | 2.68 in. |
| June | 50.2 °F | 74.5 °F | 2.83 in. |
| July | 55.7 °F | 83.6 °F | 2.31 in. |
| August | 53.4 °F | 83.5 °F | 1.73 in. |
| September | 44.2 °F | 72.9 °F | 1.65 in. |
| October | 31.9 °F | 56.3 °F | 1.33 in. |
| November | 19.6 °F | 41.3 °F | 0.52 in. |
| December | 10.5 °F | 30.3 °F | 0.49 in. |
| Annual | 30.9 °F | 55 °F | 16.7 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| 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 | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |