Yes
you do need a jacket based on the weather in Hilton Head Island, SC, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
53°F12°C & Clear
Wind is 8 mph13 km/h from the Southwest, gusting to 16 mph26 km/h
| March 1 | ||||
| 2am | 52°F11°C | 8 mph13 km/h Southwest | Clear | |
| 3am | 52°F11°C | 8 mph13 km/h Southwest | Clear | |
| 4am | 51°F11°C | 9 mph14 km/h Southwest | Clear | |
| 5am | 51°F11°C | 9 mph14 km/h Southwest | Mostly Clear | |
| 6am | 51°F10°C | 8 mph14 km/h West | Mostly Cloudy | |
| 7am | 51°F11°C | 9 mph14 km/h West | Mostly Cloudy | |
| 8am | 53°F12°C | 9 mph14 km/h West | Mostly Cloudy | |
| 9am | 57°F14°C | 10 mph16 km/h West | Mostly Cloudy | |
| 10am | 61°F16°C | 10 mph16 km/h West | Mostly Clear | |
| 11am | 66°F19°C | 10 mph16 km/h Southwest | Clear | |
| 12pm | 69°F20°C | 11 mph18 km/h Southwest | Clear | |
| 1pm | 70°F21°C | 12 mph19 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 1 | 51°F10°C | 71°F22°C | 11 mph17 km/h from Southwest | Mostly Clear | Mostly Clear |
| March 2 | 45°F7°C | 56°F14°C | 10 mph16 km/h from Northeast | Mostly Clear | Mostly Clear |
| March 3 | 43°F6°C | 56°F13°C | 8 mph13 km/h from East | Partly Cloudy | Partly Cloudy |
| March 4 | 50°F10°C | 65°F19°C | 10 mph15 km/h from Southeast | Mostly Cloudy | Windy |
| March 5 | 59°F15°C | 67°F19°C | 18 mph28 km/h from South | Rain | Mostly Clear |
| March 6 | 49°F10°C | 65°F18°C | 12 mph20 km/h from West | Mostly Clear | Partly Cloudy |
| March 7 | 47°F8°C | 59°F15°C | 8 mph13 km/h from Southeast | Cloudy | Heavy Rain |
Yes
Low of 45°F7°C, High of 56°F14°CWind: 10 mph16 km/h
Precipitation: None