Drummond, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.4 °F (low) to 51.8 °F (high). Annual precipitation averages 35.5 Inches. Drummond is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.5 °F | 20.6 °F | 1.17 in. |
| February | 4.2 °F | 26.6 °F | 1.04 in. |
| March | 15.7 °F | 38.3 °F | 1.7 in. |
| April | 28.3 °F | 51.6 °F | 2.97 in. |
| May | 40.5 °F | 65.7 °F | 3.98 in. |
| June | 50.6 °F | 74.6 °F | 4.35 in. |
| July | 55.6 °F | 78.5 °F | 4.81 in. |
| August | 53.6 °F | 77.1 °F | 3.97 in. |
| September | 46.6 °F | 69.0 °F | 4.09 in. |
| October | 34.5 °F | 54.7 °F | 3.61 in. |
| November | 22.9 °F | 38.8 °F | 2.11 in. |
| December | 10.2 °F | 25.9 °F | 1.65 in. |
| Annual | 30.4 °F | 51.8 °F | 35.45 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |