Fridley, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.5 °F (low) to 54.9 °F (high). Annual precipitation averages 33.5 Inches. Fridley is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 7.3 °F | 23.3 °F | 0.96 in. |
| February | 10.4 °F | 28.2 °F | 0.88 in. |
| March | 22.4 °F | 40.9 °F | 1.68 in. |
| April | 35.3 °F | 55.5 °F | 3.09 in. |
| May | 48.1 °F | 68.4 °F | 4.44 in. |
| June | 58.4 °F | 78.0 °F | 4.73 in. |
| July | 63.5 °F | 82.7 °F | 4.26 in. |
| August | 60.8 °F | 80.3 °F | 4.24 in. |
| September | 52.3 °F | 72.7 °F | 3.47 in. |
| October | 39.0 °F | 58.0 °F | 2.76 in. |
| November | 26.5 °F | 42.4 °F | 1.69 in. |
| December | 14.2 °F | 28.7 °F | 1.3 in. |
| Annual | 36.5 °F | 54.9 °F | 33.5 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |