The official National Weather Service forecast for Holcomb — 37.9861°N, 100.9893°W, 78.5 miles from I-70.
| Finney County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 46 | 49 | 60 | 69 | 78 | 89 | 94 | 91 | 84 | 71 | 58 | 48 | 70 |
| Avg low °F | 18 | 20 | 29 | 38 | 49 | 60 | 65 | 63 | 55 | 41 | 28 | 20 | 40 |
| Precip in | 0.4 | 0.5 | 1.1 | 1.5 | 2.6 | 2.9 | 3.2 | 2.7 | 1.6 | 1.5 | 0.6 | 0.6 | 19.2 |
1996–2025 normals for Finney County — the climate division Holcomb sits in. All-time county record high 111.3°F (2012-06-28); record low -18.3°F (1959-01-04). Source: NOAA / National Weather Service.