Menasha, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.5 °F (low) to 54.8 °F (high). Annual precipitation averages 33.1 Inches. Menasha is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.3 °F | 25.5 °F | 1.36 in. |
| February | 12.4 °F | 29.1 °F | 1.14 in. |
| March | 22.6 °F | 40.5 °F | 1.86 in. |
| April | 34.4 °F | 54.0 °F | 3.23 in. |
| May | 46.3 °F | 66.9 °F | 3.73 in. |
| June | 56.7 °F | 76.6 °F | 4.63 in. |
| July | 60.9 °F | 81.2 °F | 3.78 in. |
| August | 59.2 °F | 79.1 °F | 3.6 in. |
| September | 51.1 °F | 72.0 °F | 3.22 in. |
| October | 39.4 °F | 58.2 °F | 2.84 in. |
| November | 28.1 °F | 43.7 °F | 1.96 in. |
| December | 17.1 °F | 31.1 °F | 1.7 in. |
| Annual | 36.5 °F | 54.8 °F | 33.05 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |