The official National Weather Service forecast for Earth — 34.2331°N, 102.4107°W, 34.4 miles from I-27. Forecasts here are written by NWS LUB, this county’s forecast office.
| Lamb County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 54 | 58 | 67 | 75 | 83 | 91 | 92 | 91 | 85 | 75 | 63 | 55 | 74 |
| Avg low °F | 24 | 27 | 35 | 42 | 52 | 62 | 65 | 64 | 57 | 45 | 34 | 27 | 44 |
| Precip in | 0.5 | 0.6 | 1.0 | 1.1 | 2.4 | 2.8 | 2.2 | 2.3 | 2.2 | 1.8 | 0.8 | 0.6 | 18.3 |
1996–2025 normals for Lamb County — the climate division Earth sits in. All-time county record high 109.5°F (1994-06-28); record low -10.1°F (1963-01-13). Source: NOAA / National Weather Service.