Wyoming, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.2 °C (low) to 12.8 °C (high). Annual precipitation averages 811 Millimeters. Wyoming is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.2 °C | -4.9 °C | 20.83 mm |
| February | -13.4 °C | -1.9 °C | 20.83 mm |
| March | -6.7 °C | 5.1 °C | 38.61 mm |
| April | 0.6 °C | 13.4 °C | 72.9 mm |
| May | 7.7 °C | 20.4 °C | 105.92 mm |
| June | 13.3 °C | 25.6 °C | 115.06 mm |
| July | 15.9 °C | 28.1 °C | 112.78 mm |
| August | 14.5 °C | 26.9 °C | 102.36 mm |
| September | 9.9 °C | 22.7 °C | 80.26 mm |
| October | 2.9 °C | 14.8 °C | 70.1 mm |
| November | -4 °C | 5.6 °C | 41.91 mm |
| December | -11.1 °C | -2.1 °C | 29.46 mm |
| Annual | 1.2 °C | 12.8 °C | 811.02 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |