The official National Weather Service forecast for Register — 32.3671°N, 81.884°W, 4.2 miles from I-16. Forecasts here are written by NWS CHS, this county’s forecast office.
| Bulloch County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 61 | 65 | 72 | 79 | 86 | 90 | 92 | 91 | 87 | 79 | 70 | 63 | 78 |
| Avg low °F | 37 | 41 | 47 | 52 | 61 | 68 | 72 | 71 | 66 | 55 | 45 | 40 | 55 |
| Precip in | 3.4 | 3.9 | 3.6 | 3.2 | 3.4 | 5.2 | 5.5 | 5.6 | 3.8 | 2.6 | 2.6 | 3.6 | 46.4 |
1996–2025 normals for Bulloch County — the climate division Register sits in. All-time county record high 104.5°F (1986-07-20); record low -0.6°F (1985-01-21). Source: NOAA / National Weather Service.