Owego, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.9 °F (low) to 58.3 °F (high). Annual precipitation averages 38.9 Inches. Owego is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.3 °F | 32.7 °F | 2.4 in. |
| February | 15.8 °F | 35.1 °F | 2.12 in. |
| March | 23.0 °F | 43.4 °F | 2.94 in. |
| April | 33.6 °F | 57.1 °F | 3.54 in. |
| May | 44.8 °F | 69.6 °F | 3.49 in. |
| June | 54.0 °F | 77.8 °F | 4.01 in. |
| July | 58.4 °F | 81.8 °F | 3.47 in. |
| August | 57.2 °F | 80.8 °F | 3.76 in. |
| September | 50.2 °F | 73.6 °F | 3.9 in. |
| October | 38.9 °F | 61.1 °F | 3.43 in. |
| November | 29.6 °F | 48.4 °F | 3.02 in. |
| December | 22.4 °F | 37.9 °F | 2.79 in. |
| Annual | 36.9 °F | 58.3 °F | 38.87 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |