Baker, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 32 °F (low) to 51.7 °F (high). Annual precipitation averages 25.3 Inches. Baker is located in USDA Plant Hardiness Zone 4a. 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 | -0.1 °F | 17.2 °F | 0.75 in. |
| February | 3.9 °F | 22.3 °F | 0.66 in. |
| March | 17.6 °F | 35.3 °F | 1.04 in. |
| April | 32.0 °F | 52.8 °F | 1.57 in. |
| May | 45.0 °F | 67.2 °F | 3.3 in. |
| June | 56.3 °F | 76.5 °F | 4.51 in. |
| July | 60.0 °F | 80.6 °F | 3.56 in. |
| August | 57.0 °F | 79.8 °F | 2.81 in. |
| September | 48.1 °F | 71.3 °F | 2.95 in. |
| October | 35.4 °F | 55.7 °F | 2.49 in. |
| November | 21.3 °F | 37.9 °F | 0.89 in. |
| December | 7.9 °F | 23.6 °F | 0.78 in. |
| Annual | 32 °F | 51.7 °F | 25.31 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 4a : -30°F to -25°F |
| Plant Hardiness Zone - 2012 | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |