The official National Weather Service forecast for Friendsville — 35.7604°N, 84.1358°W, 9.9 miles from I-40.
| Blount County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 48 | 53 | 61 | 70 | 78 | 84 | 87 | 86 | 81 | 71 | 60 | 52 | 69 |
| Avg low °F | 29 | 32 | 39 | 46 | 55 | 62 | 66 | 65 | 59 | 48 | 37 | 32 | 48 |
| Precip in | 5.0 | 5.2 | 5.1 | 4.8 | 4.5 | 5.1 | 4.9 | 4.3 | 4.1 | 3.2 | 4.2 | 5.1 | 55.5 |
1996–2025 normals for Blount County — the climate division Friendsville sits in. All-time county record high 102.5°F (2012-07-01); record low -15.0°F (1985-01-21). Source: NOAA / National Weather Service.