The official National Weather Service forecast for Diamondville — 41.7794°N, 110.5385°W, 32.4 miles from I-80.
| Lincoln County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 29 | 31 | 41 | 49 | 59 | 70 | 80 | 77 | 68 | 54 | 40 | 29 | 52 |
| Avg low °F | 8 | 9 | 17 | 24 | 32 | 39 | 46 | 44 | 36 | 27 | 17 | 9 | 26 |
| Precip in | 2.2 | 2.0 | 1.8 | 1.9 | 2.2 | 1.4 | 0.7 | 1.1 | 1.4 | 1.6 | 1.6 | 2.3 | 20.2 |
1996–2025 normals for Lincoln County — the climate division Diamondville sits in. All-time county record high 93.8°F (2026-07-13); record low -34.4°F (1982-02-05). Source: NOAA / National Weather Service.