Strathcona, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 27.6 °F (low) to 48.5 °F (high). Annual precipitation averages 24.7 Inches. Strathcona is located in USDA Plant Hardiness Zone 3b. 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 | -5.2 °F | 13.8 °F | 0.67 in. |
| February | -2.5 °F | 18.4 °F | 0.58 in. |
| March | 11.8 °F | 32.3 °F | 0.78 in. |
| April | 27.9 °F | 49.6 °F | 1.15 in. |
| May | 41.1 °F | 63.8 °F | 3.3 in. |
| June | 52.8 °F | 73.6 °F | 4.37 in. |
| July | 55.7 °F | 78.1 °F | 3.9 in. |
| August | 52.8 °F | 77.3 °F | 3.06 in. |
| September | 43.7 °F | 68.1 °F | 2.92 in. |
| October | 32.3 °F | 52.2 °F | 2.11 in. |
| November | 17.8 °F | 34.3 °F | 1.03 in. |
| December | 3.5 °F | 19.9 °F | 0.87 in. |
| Annual | 27.6 °F | 48.5 °F | 24.74 in. |
| 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 3b : -35°F to -30°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |