The official National Weather Service forecast for Byrdstown — 36.5745°N, 85.1288°W, 31.1 miles from I-40.
| Pickett County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 46 | 51 | 60 | 69 | 76 | 84 | 86 | 86 | 81 | 71 | 59 | 50 | 68 |
| Avg low °F | 27 | 30 | 37 | 44 | 54 | 61 | 66 | 64 | 57 | 46 | 36 | 30 | 46 |
| Precip in | 4.8 | 5.0 | 5.1 | 5.2 | 4.9 | 4.9 | 5.3 | 4.0 | 3.8 | 3.0 | 3.6 | 5.2 | 54.8 |
1996–2025 normals for Pickett County — the climate division Byrdstown sits in. All-time county record high 103.6°F (2012-06-30); record low -20.8°F (1985-01-21). Source: NOAA / National Weather Service.