The official National Weather Service forecast for Black Diamond — 28.9125°N, 82.4859°W, 21.5 miles from I-75. Forecasts here are written by NWS TBW, this county’s forecast office.
| Citrus County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 69 | 73 | 77 | 82 | 88 | 91 | 91 | 91 | 89 | 84 | 77 | 71 | 82 |
| Avg low °F | 46 | 49 | 53 | 59 | 65 | 71 | 73 | 74 | 71 | 63 | 55 | 50 | 61 |
| Precip in | 2.8 | 2.8 | 3.2 | 2.5 | 3.2 | 7.5 | 8.7 | 8.1 | 6.1 | 2.5 | 2.0 | 2.6 | 52.0 |
1996–2025 normals for Citrus County — the climate division Black Diamond sits in. All-time county record high 99.6°F (1981-06-17); record low 16.0°F (1962-12-13). Source: NOAA / National Weather Service.