Yes
you do need a jacket based on the weather in Rockville, MD, USA 1 second ago
Why? Because it's quite chilly!
42°F5°C & Clear
Wind is 4 mph6 km/h from the West, gusting to 9 mph15 km/h
| March 10 | ||||
| 10am | 48°F9°C | 5 mph8 km/h West | Clear | |
| 11am | 54°F12°C | 6 mph9 km/h Northwest | Clear | |
| 12pm | 58°F14°C | 5 mph9 km/h Northwest | Clear | |
| 1pm | 61°F16°C | 3 mph6 km/h Northwest | Clear | |
| 2pm | 63°F17°C | 3 mph4 km/h Northwest | Clear | |
| 3pm | 64°F18°C | 2 mph3 km/h West | Clear | |
| 4pm | 64°F18°C | 3 mph4 km/h South | Clear | |
| 5pm | 64°F18°C | 3 mph5 km/h South | Clear | |
| 6pm | 62°F17°C | 3 mph6 km/h South | Clear | |
| 7pm | 58°F14°C | 3 mph6 km/h Southeast | Clear | |
| 8pm | 54°F12°C | 4 mph6 km/h Southeast | Clear | |
| 9pm | 52°F11°C | 4 mph7 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 10 | 36°F2°C | 64°F18°C | 4 mph6 km/h from West | Clear | Clear |
| March 11 | 40°F4°C | 69°F20°C | 6 mph9 km/h from Southwest | Clear | Mostly Clear |
| March 12 | 45°F7°C | 63°F17°C | 7 mph12 km/h from East | Mostly Clear | Mostly Cloudy |
| March 13 | 43°F6°C | 68°F20°C | 4 mph7 km/h from East | Partly Cloudy | Partly Cloudy |
| March 14 | 43°F6°C | 61°F16°C | 7 mph11 km/h from East | Mostly Cloudy | Mostly Cloudy |
| March 15 | 45°F7°C | 71°F21°C | 11 mph17 km/h from South | Cloudy | Cloudy |
| March 16 | 55°F13°C | 69°F20°C | 18 mph28 km/h from South | Rain | Rain |
Yes
Low of 40°F5°C, High of 69°F21°CWind: 6 mph9 km/h
Precipitation: None