The official National Weather Service forecast for Flowery Branch — 34.1851°N, 83.9252°W, 8.4 miles from I-85. Forecasts here are written by NWS FFC, this county’s forecast office.
| Hall County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 52 | 56 | 64 | 72 | 79 | 85 | 88 | 87 | 82 | 73 | 63 | 55 | 71 |
| Avg low °F | 32 | 35 | 41 | 47 | 56 | 64 | 68 | 67 | 61 | 50 | 40 | 35 | 50 |
| Precip in | 5.3 | 5.0 | 5.1 | 4.5 | 4.5 | 4.7 | 4.6 | 4.8 | 4.4 | 3.8 | 3.9 | 5.3 | 55.9 |
1996–2025 normals for Hall County — the climate division Flowery Branch sits in. All-time county record high 102.7°F (2012-07-01); record low -6.0°F (1985-01-21). Source: NOAA / National Weather Service.