Strum, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 34.4 °F (low) to 55.4 °F (high). Annual precipitation averages 34.8 Inches. Strum is located in USDA Plant Hardiness Zone 4b. 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 | 5.5 °F | 24.3 °F | 1.07 in. |
| February | 9.0 °F | 29.3 °F | 1.09 in. |
| March | 21.0 °F | 41.7 °F | 1.88 in. |
| April | 33.3 °F | 56.4 °F | 3.31 in. |
| May | 45.5 °F | 68.9 °F | 4.3 in. |
| June | 55.9 °F | 78.2 °F | 5.1 in. |
| July | 59.8 °F | 82.2 °F | 4.01 in. |
| August | 57.6 °F | 80.2 °F | 4.34 in. |
| September | 49.3 °F | 72.5 °F | 3.85 in. |
| October | 37.1 °F | 58.8 °F | 2.67 in. |
| November | 25.1 °F | 42.8 °F | 1.8 in. |
| December | 13.1 °F | 29.5 °F | 1.39 in. |
| Annual | 34.4 °F | 55.4 °F | 34.81 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 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |