The official National Weather Service forecast for Spencer — 35.7473°N, 85.4666°W, 26.8 miles from I-40.
| Van Buren County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 46 | 51 | 59 | 68 | 76 | 83 | 85 | 84 | 80 | 70 | 59 | 50 | 68 |
| Avg low °F | 28 | 32 | 38 | 46 | 55 | 62 | 66 | 64 | 58 | 47 | 37 | 31 | 47 |
| Precip in | 5.3 | 5.2 | 5.3 | 5.2 | 4.9 | 5.0 | 5.3 | 4.1 | 4.4 | 3.2 | 4.2 | 5.6 | 57.7 |
1996–2025 normals for Van Buren County — the climate division Spencer sits in. All-time county record high 103.8°F (2012-06-30); record low -20.0°F (1985-01-21). Source: NOAA / National Weather Service.