Amberg, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -0.5 °C (low) to 12 °C (high). Annual precipitation averages 815.8 Millimeters. Amberg 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 | -15.1 °C | -4.1 °C | 33.78 mm |
| February | -14.1 °C | -1.9 °C | 27.94 mm |
| March | -8.5 °C | 4.2 °C | 44.45 mm |
| April | -1.7 °C | 11.3 °C | 73.66 mm |
| May | 4.8 °C | 19.2 °C | 86.61 mm |
| June | 10.4 °C | 24.3 °C | 105.41 mm |
| July | 12.8 °C | 26.7 °C | 92.71 mm |
| August | 11.9 °C | 25.6 °C | 83.82 mm |
| September | 7.6 °C | 21.2 °C | 92.71 mm |
| October | 1.4 °C | 13.5 °C | 80.52 mm |
| November | -4.2 °C | 5.4 °C | 53.34 mm |
| December | -10.7 °C | -1.3 °C | 40.89 mm |
| Annual | -0.5 °C | 12 °C | 815.84 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |