Friendship, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.5 °F (low) to 69.9 °F (high). Annual precipitation averages 54.1 Inches. Friendship is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.9 °F | 46.8 °F | 4.04 in. |
| February | 32.1 °F | 51.4 °F | 4.56 in. |
| March | 39.6 °F | 60.5 °F | 5.24 in. |
| April | 49.0 °F | 70.7 °F | 5.19 in. |
| May | 59.1 °F | 79.0 °F | 5.65 in. |
| June | 67.0 °F | 86.6 °F | 4.4 in. |
| July | 70.2 °F | 89.4 °F | 4.01 in. |
| August | 68.1 °F | 88.8 °F | 3.36 in. |
| September | 60.7 °F | 83.2 °F | 3.75 in. |
| October | 48.8 °F | 72.6 °F | 3.97 in. |
| November | 39.0 °F | 60.1 °F | 4.59 in. |
| December | 32.0 °F | 49.9 °F | 5.38 in. |
| Annual | 49.5 °F | 69.9 °F | 54.14 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |