Saxon, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.8 °F (low) to 50.6 °F (high). Annual precipitation averages 35.5 Inches. Saxon is located in USDA Plant Hardiness Zone 4b. 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 | 4.2 °F | 21.1 °F | 1.74 in. |
| February | 5.5 °F | 25.3 °F | 1.43 in. |
| March | 15.0 °F | 36.5 °F | 1.82 in. |
| April | 28.3 °F | 48.9 °F | 2.88 in. |
| May | 40.0 °F | 63.0 °F | 3.53 in. |
| June | 50.1 °F | 72.6 °F | 4.03 in. |
| July | 55.4 °F | 77.0 °F | 4.61 in. |
| August | 53.6 °F | 75.8 °F | 3.75 in. |
| September | 46.3 °F | 68.0 °F | 3.71 in. |
| October | 34.8 °F | 53.8 °F | 3.62 in. |
| November | 24.3 °F | 38.7 °F | 2.34 in. |
| December | 12.1 °F | 26.5 °F | 2.06 in. |
| Annual | 30.8 °F | 50.6 °F | 35.52 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 4b : -25°F to -20°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 |