Yes
you do need a jacket based on the weather in Rockville, MD 20851, USA 1 second ago
Why? Because a thunderstorm is picking up!
85°F30°C & Thunderstorms
Wind is 6 mph9 km/h from the Southwest, gusting to 12 mph19 km/h
| June 18 | ||||
| 2pm | 86°F30°C | 6 mph10 km/h Southwest | Thunderstorms | |
| 3pm | 84°F29°C | 7 mph11 km/h Southwest | Thunderstorms | |
| 4pm | 80°F26°C | 9 mph15 km/h West | Thunderstorms | |
| 5pm | 80°F27°C | 6 mph9 km/h West | Thunderstorms | |
| 6pm | 82°F28°C | 6 mph9 km/h West | Mostly Clear | |
| 7pm | 80°F27°C | 3 mph5 km/h Southwest | Partly Cloudy | |
| 8pm | 79°F26°C | 4 mph7 km/h South | Partly Cloudy | |
| 9pm | 78°F26°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 10pm | 77°F25°C | 3 mph5 km/h Southwest | Clear | |
| 11pm | 76°F25°C | 4 mph6 km/h Southwest | Clear | |
| June 19 | ||||
| 12am | 75°F24°C | 4 mph6 km/h Southwest | Clear | |
| 1am | 74°F24°C | 4 mph6 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 18 | 72°F22°C | 86°F30°C | 4 mph6 km/h from Southwest | Thunderstorms | Clear |
| June 19 | 70°F21°C | 88°F31°C | 9 mph15 km/h from Southwest | Rain | Drizzle |
| June 20 | 64°F18°C | 84°F29°C | 7 mph11 km/h from Northwest | Mostly Clear | Partly Cloudy |
| June 21 | 67°F20°C | 89°F32°C | 4 mph7 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 22 | 72°F22°C | 94°F34°C | 6 mph9 km/h from West | Mostly Clear | Clear |
| June 23 | 77°F25°C | 96°F36°C | 5 mph8 km/h from Northwest | Mostly Clear | Clear |
| June 24 | 79°F26°C | 96°F36°C | 5 mph8 km/h from Northwest | Mostly Clear | Clear |
No
Low of 71°F22°C, High of 88°F31°CWind: 9 mph15 km/h
Precipitation: 36% rain