No
you don't need a jacket based on the weather in Brookline, MA, USA 22 seconds ago
62°F16°C & Mostly Cloudy
Wind is 4 mph7 km/h from the North, gusting to 11 mph17 km/h
| September 18 | ||||
| 3am | 61°F16°C | 5 mph7 km/h North | Rain | |
| 4am | 61°F16°C | 4 mph7 km/h North | Rain | |
| 5am | 61°F16°C | 4 mph7 km/h North | Cloudy | |
| 6am | 61°F16°C | 5 mph7 km/h North | Cloudy | |
| 7am | 61°F16°C | 5 mph8 km/h North | Cloudy | |
| 8am | 62°F17°C | 5 mph8 km/h North | Cloudy | |
| 9am | 63°F17°C | 4 mph7 km/h North | Cloudy | |
| 10am | 66°F19°C | 3 mph5 km/h North | Cloudy | |
| 11am | 68°F20°C | 2 mph4 km/h North | Mostly Cloudy | |
| 12pm | 70°F21°C | 2 mph2 km/h Northeast | Mostly Cloudy | |
| 1pm | 73°F23°C | 2 mph3 km/h West | Partly Cloudy | |
| 2pm | 75°F24°C | 3 mph4 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 61°F16°C | 78°F25°C | 3 mph5 km/h from Northwest | Partly Cloudy | Clear |
| September 19 | 58°F14°C | 77°F25°C | 7 mph12 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 51°F11°C | 67°F19°C | 4 mph7 km/h from Northeast | Clear | Clear |
| September 21 | 48°F9°C | 70°F21°C | 4 mph7 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 22 | 50°F10°C | 74°F23°C | 5 mph8 km/h from South | Mostly Clear | Mostly Clear |
| September 23 | 59°F15°C | 81°F27°C | 8 mph12 km/h from Southwest | Partly Cloudy | Mostly Clear |
| September 24 | 57°F14°C | 73°F23°C | 9 mph14 km/h from Northeast | Partly Cloudy | Partly Cloudy |
Yes
Low of 58°F15°C, High of 77°F25°CWind: 7 mph12 km/h
Precipitation: None