The official National Weather Service forecast for Bicknell — 38.7742°N, 87.3078°W, 11.5 miles from I-69. Forecasts here are written by NWS IND, this county’s forecast office.
| Knox County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 39 | 44 | 55 | 67 | 76 | 85 | 87 | 86 | 81 | 69 | 55 | 44 | 66 |
| Avg low °F | 23 | 26 | 35 | 44 | 55 | 63 | 67 | 64 | 57 | 46 | 35 | 27 | 45 |
| Precip in | 3.4 | 2.9 | 4.1 | 5.2 | 5.1 | 4.9 | 4.7 | 3.1 | 3.5 | 3.5 | 3.3 | 3.6 | 47.3 |
1996–2025 normals for Knox County — the climate division Bicknell sits in. All-time county record high 106.4°F (2012-06-29); record low -20.7°F (1994-01-19). Source: NOAA / National Weather Service.