No
you don't need a jacket based on the weather in Hilton Head Island, SC, USA 1 second ago
83°F28°C & Partly Cloudy
Wind is 8 mph13 km/h from the South, gusting to 11 mph18 km/h
| September 18 | ||||
| 5pm | 83°F28°C | 8 mph13 km/h South | Mostly Clear | |
| 6pm | 82°F28°C | 8 mph13 km/h South | Clear | |
| 7pm | 79°F26°C | 7 mph11 km/h South | Mostly Clear | |
| 8pm | 77°F25°C | 6 mph10 km/h South | Clear | |
| 9pm | 76°F25°C | 6 mph10 km/h South | Clear | |
| 10pm | 76°F24°C | 6 mph9 km/h South | Clear | |
| 11pm | 75°F24°C | 5 mph8 km/h South | Clear | |
| September 19 | ||||
| 12am | 75°F24°C | 4 mph7 km/h South | Clear | |
| 1am | 74°F23°C | 4 mph7 km/h South | Clear | |
| 2am | 74°F23°C | 4 mph6 km/h South | Clear | |
| 3am | 73°F23°C | 3 mph5 km/h South | Clear | |
| 4am | 73°F23°C | 2 mph4 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 69°F20°C | 87°F31°C | 4 mph6 km/h from South | Clear | Clear |
| September 19 | 71°F22°C | 83°F28°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 20 | 71°F22°C | 83°F28°C | 11 mph17 km/h from Northeast | Clear | Mostly Clear |
| September 21 | 71°F22°C | 82°F28°C | 12 mph19 km/h from Northeast | Partly Cloudy | Mostly Cloudy |
| September 22 | 72°F22°C | 81°F27°C | 9 mph15 km/h from Northeast | Mostly Cloudy | Mostly Cloudy |
| September 23 | 73°F23°C | 83°F28°C | 7 mph11 km/h from East | Partly Cloudy | Partly Cloudy |
| September 24 | 74°F23°C | 83°F29°C | 6 mph10 km/h from East | Partly Cloudy | Partly Cloudy |
No
Low of 72°F22°C, High of 82°F28°CWind: 6 mph9 km/h
Precipitation: 37% rain