Tioga, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 27.6 °F (low) to 50.6 °F (high). Annual precipitation averages 16.1 Inches. Tioga is located in USDA Plant Hardiness Zone 3b. 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 | -1.3 °F | 18.1 °F | 0.53 in. |
| February | 3.2 °F | 22.8 °F | 0.39 in. |
| March | 14.6 °F | 35.1 °F | 0.55 in. |
| April | 27.3 °F | 51.7 °F | 1.0 in. |
| May | 39.1 °F | 64.3 °F | 2.23 in. |
| June | 49.6 °F | 72.9 °F | 3.4 in. |
| July | 54.0 °F | 79.4 °F | 2.72 in. |
| August | 52.1 °F | 80.8 °F | 1.75 in. |
| September | 42.1 °F | 70.4 °F | 1.24 in. |
| October | 29.8 °F | 53.3 °F | 1.04 in. |
| November | 16.6 °F | 35.9 °F | 0.62 in. |
| December | 4.6 °F | 22.6 °F | 0.66 in. |
| Annual | 27.6 °F | 50.6 °F | 16.13 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 3b : -35°F to -30°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |