Barneveld, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 37.6 °F (low) to 55.7 °F (high). Annual precipitation averages 38.9 Inches. Barneveld 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 | 10.8 °F | 25.8 °F | 1.5 in. |
| February | 14.1 °F | 30.3 °F | 1.51 in. |
| March | 24.8 °F | 42.4 °F | 2.08 in. |
| April | 36.0 °F | 56.4 °F | 3.94 in. |
| May | 47.7 °F | 68.0 °F | 4.51 in. |
| June | 58.0 °F | 77.5 °F | 5.74 in. |
| July | 61.9 °F | 81.0 °F | 4.58 in. |
| August | 59.8 °F | 79.4 °F | 4.4 in. |
| September | 51.7 °F | 72.2 °F | 3.66 in. |
| October | 40.8 °F | 59.4 °F | 2.9 in. |
| November | 28.6 °F | 44.3 °F | 2.31 in. |
| December | 17.3 °F | 31.5 °F | 1.74 in. |
| Annual | 37.6 °F | 55.7 °F | 38.87 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |