No
you don't need a jacket based on the weather in Rockville, MD, USA 14 seconds ago
75°F24°C & Partly Cloudy
Wind is 2 mph4 km/h from the West, gusting to 6 mph10 km/h
| May 15 | ||||
| 3pm | 76°F25°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 4pm | 77°F25°C | 3 mph6 km/h Southwest | Mostly Clear | |
| 5pm | 78°F25°C | 4 mph6 km/h Southwest | Mostly Clear | |
| 6pm | 77°F25°C | 3 mph6 km/h Southwest | Clear | |
| 7pm | 76°F24°C | 3 mph5 km/h South | Mostly Clear | |
| 8pm | 73°F23°C | 3 mph5 km/h Southeast | Clear | |
| 9pm | 71°F22°C | 4 mph6 km/h Southeast | Clear | |
| 10pm | 69°F21°C | 4 mph7 km/h Southeast | Clear | |
| 11pm | 68°F20°C | 4 mph6 km/h Southeast | Mostly Clear | |
| May 16 | ||||
| 12am | 67°F20°C | 4 mph6 km/h Southeast | Mostly Clear | |
| 1am | 66°F19°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 2am | 65°F19°C | 3 mph4 km/h Southeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 15 | 64°F18°C | 78°F25°C | 2 mph4 km/h from Southwest | Drizzle | Partly Cloudy |
| May 16 | 64°F18°C | 85°F29°C | 5 mph9 km/h from West | Thunderstorms | Mostly Cloudy |
| May 17 | 67°F20°C | 83°F28°C | 10 mph16 km/h from West | Mostly Clear | Mostly Clear |
| May 18 | 61°F16°C | 74°F24°C | 13 mph20 km/h from West | Partly Cloudy | Clear |
| May 19 | 58°F14°C | 75°F24°C | 10 mph16 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 20 | 54°F12°C | 73°F23°C | 4 mph7 km/h from North | Partly Cloudy | Mostly Cloudy |
| May 21 | 55°F13°C | 61°F16°C | 7 mph11 km/h from East | Drizzle | Drizzle |
No
Low of 64°F18°C, High of 85°F30°CWind: 5 mph9 km/h
Precipitation: 39% rain