Pine Bend, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -1.4 °C (low) to 9.9 °C (high). Annual precipitation averages 666.8 Millimeters. Pine Bend 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 | -19.6 °C | -8.4 °C | 18.54 mm |
| February | -17.9 °C | -5.7 °C | 17.02 mm |
| March | -9.8 °C | 1.7 °C | 25.91 mm |
| April | -1.9 °C | 10.3 °C | 38.1 mm |
| May | 5.7 °C | 18.2 °C | 82.8 mm |
| June | 11.7 °C | 23.3 °C | 121.16 mm |
| July | 14.1 °C | 25.9 °C | 100.58 mm |
| August | 12.7 °C | 25 °C | 73.15 mm |
| September | 7.9 °C | 20.1 °C | 73.15 mm |
| October | 1.3 °C | 11.5 °C | 67.06 mm |
| November | -6.8 °C | 1.9 °C | 27.18 mm |
| December | -14.4 °C | -5.3 °C | 22.1 mm |
| Annual | -1.4 °C | 9.9 °C | 666.75 mm |
| 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 3b : -37.2°C to -34.4°C |
| Plant Hardiness Zone - 2012 | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |