The official National Weather Service forecast for Layton — 41.0602°N, 111.9711°W, 5.2 miles from I-15. Forecasts here are written by NWS SLC, this county’s forecast office.
| Davis County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 37 | 41 | 50 | 57 | 68 | 79 | 89 | 86 | 76 | 62 | 48 | 37 | 61 |
| Avg low °F | 21 | 24 | 31 | 36 | 44 | 53 | 62 | 60 | 51 | 39 | 30 | 22 | 39 |
| Precip in | 2.8 | 2.6 | 2.8 | 2.9 | 2.5 | 1.2 | 0.6 | 1.1 | 1.6 | 2.2 | 2.0 | 2.8 | 25.1 |
1996–2025 normals for Davis County — the climate division Layton sits in. All-time county record high 102.6°F (2026-07-13); record low -16.0°F (1990-12-23). Source: NOAA / National Weather Service.