No
you don't need a jacket based on the weather in Mendham, NJ 07945, USA 1 second ago
76°F24°C & Partly Cloudy
Wind is 7 mph12 km/h from the NE, gusting to 15 mph24 km/h
| September 20 | ||||
| 12pm | 76°F25°C | 8 mph12 km/h NE | Mostly Clear | |
| 1pm | 78°F25°C | 7 mph12 km/h NE | Mostly Clear | |
| 2pm | 78°F26°C | 7 mph11 km/h NE | Partly Cloudy | |
| 3pm | 78°F25°C | 7 mph11 km/h NE | Partly Cloudy | |
| 4pm | 77°F25°C | 6 mph10 km/h NE | Partly Cloudy | |
| 5pm | 75°F24°C | 6 mph10 km/h NE | Partly Cloudy | |
| 6pm | 74°F23°C | 5 mph8 km/h E | Partly Cloudy | |
| 7pm | 71°F21°C | 5 mph8 km/h E | Mostly Clear | |
| 8pm | 69°F20°C | 5 mph8 km/h E | Mostly Clear | |
| 9pm | 67°F20°C | 4 mph7 km/h E | Mostly Clear | |
| 10pm | 66°F19°C | 5 mph8 km/h E | Mostly Clear | |
| 11pm | 64°F18°C | 5 mph8 km/h E | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 20 | 58°F15°C | 78°F26°C | 6 mph9 km/h from NE | Mostly Clear | Mostly Clear |
| September 21 | 56°F14°C | 76°F25°C | 4 mph6 km/h from NE | Partly Cloudy | Mostly Cloudy |
| September 22 | 56°F14°C | 71°F22°C | 4 mph6 km/h from E | Partly Cloudy | Mostly Cloudy |
| September 23 | 55°F13°C | 68°F20°C | 5 mph8 km/h from E | Mostly Cloudy | Mostly Cloudy |
| September 24 | 56°F13°C | 67°F20°C | 6 mph10 km/h from E | Cloudy | Cloudy |
| September 25 | 58°F14°C | 71°F22°C | 6 mph10 km/h from E | Rain | Rain |
| September 26 | 61°F16°C | 74°F23°C | 5 mph8 km/h from SE | Drizzle | Mostly Cloudy |
Yes
Low of 56°F14°C, High of 76°F25°CWind: 4 mph6 km/h
Precipitation: None