No
you don't need a jacket based on the weather in Princeton, NJ 08540, USA 1 second ago
71°F22°C & Clear
Wind is 6 mph9 km/h from the Northwest, gusting to 14 mph22 km/h
| July 21 | ||||
| 3am | 71°F22°C | 6 mph10 km/h Northwest | Clear | |
| 4am | 70°F21°C | 6 mph9 km/h Northwest | Clear | |
| 5am | 69°F20°C | 5 mph9 km/h Northwest | Clear | |
| 6am | 68°F20°C | 5 mph9 km/h Northwest | Clear | |
| 7am | 69°F21°C | 5 mph8 km/h Northwest | Clear | |
| 8am | 72°F22°C | 6 mph9 km/h Northwest | Clear | |
| 9am | 75°F24°C | 7 mph11 km/h Northwest | Clear | |
| 10am | 77°F25°C | 7 mph12 km/h Northwest | Clear | |
| 11am | 80°F26°C | 7 mph12 km/h Northwest | Clear | |
| 12pm | 81°F27°C | 8 mph12 km/h Northwest | Mostly Clear | |
| 1pm | 83°F28°C | 8 mph12 km/h Northwest | Mostly Clear | |
| 2pm | 84°F29°C | 8 mph13 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 21 | 68°F20°C | 84°F29°C | 8 mph12 km/h from Northwest | Mostly Clear | Mostly Clear |
| July 22 | 62°F17°C | 80°F27°C | 6 mph9 km/h from East | Mostly Clear | Mostly Clear |
| July 23 | 62°F17°C | 84°F29°C | 4 mph7 km/h from South | Partly Cloudy | Partly Cloudy |
| July 24 | 66°F19°C | 89°F32°C | 7 mph11 km/h from Southwest | Mostly Clear | Clear |
| July 25 | 72°F22°C | 92°F34°C | 8 mph13 km/h from Southwest | Mostly Clear | Partly Cloudy |
| July 26 | 75°F24°C | 89°F32°C | 4 mph7 km/h from Northwest | Thunderstorms | Drizzle |
| July 27 | 73°F23°C | 86°F30°C | 4 mph7 km/h from Southwest | Drizzle | Drizzle |
No
Low of 63°F17°C, High of 81°F27°CWind: 6 mph9 km/h
Precipitation: None