No
you don't need a jacket based on the weather in Rockville, MD 20851, USA 1 second ago
72°F22°C & Clear
Wind is 6 mph9 km/h from the East, gusting to 9 mph15 km/h
| September 8 | ||||
| 6pm | 71°F22°C | 5 mph9 km/h East | Clear | |
| 7pm | 67°F20°C | 4 mph6 km/h East | Clear | |
| 8pm | 64°F18°C | 4 mph6 km/h East | Clear | |
| 9pm | 61°F16°C | 3 mph5 km/h East | Clear | |
| 10pm | 60°F15°C | 3 mph4 km/h Northeast | Clear | |
| 11pm | 58°F15°C | 3 mph4 km/h Northeast | Clear | |
| September 9 | ||||
| 12am | 57°F14°C | 4 mph6 km/h North | Clear | |
| 1am | 56°F13°C | 4 mph6 km/h North | Clear | |
| 2am | 55°F13°C | 4 mph6 km/h North | Clear | |
| 3am | 54°F12°C | 4 mph7 km/h North | Clear | |
| 4am | 53°F12°C | 4 mph7 km/h North | Clear | |
| 5am | 52°F11°C | 4 mph7 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 8 | 50°F10°C | 74°F23°C | 4 mph6 km/h from Northeast | Clear | Clear |
| September 9 | 51°F11°C | 75°F24°C | 7 mph11 km/h from Northeast | Clear | Mostly Clear |
| September 10 | 55°F13°C | 76°F24°C | 6 mph9 km/h from North | Partly Cloudy | Mostly Clear |
| September 11 | 55°F13°C | 79°F26°C | 6 mph9 km/h from North | Clear | Mostly Clear |
| September 12 | 57°F14°C | 79°F26°C | 6 mph9 km/h from Northeast | Mostly Clear | Mostly Clear |
| September 13 | 59°F15°C | 78°F25°C | 5 mph8 km/h from East | Partly Cloudy | Mostly Clear |
| September 14 | 58°F14°C | 78°F25°C | 4 mph7 km/h from Southeast | Partly Cloudy | Mostly Clear |
Yes
Low of 52°F11°C, High of 75°F24°CWind: 7 mph11 km/h
Precipitation: None