Yes
you do need a jacket based on the weather in Marlborough, MA, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
57°F14°C & Clear
Wind is 2 mph4 km/h from the Northwest, gusting to 4 mph7 km/h
| September 15 | ||||
| 2am | 57°F14°C | 3 mph5 km/h Northwest | Clear | |
| 3am | 56°F14°C | 3 mph5 km/h Northwest | Clear | |
| 4am | 56°F13°C | 4 mph6 km/h Northwest | Clear | |
| 5am | 55°F13°C | 5 mph7 km/h Northwest | Clear | |
| 6am | 55°F13°C | 5 mph7 km/h North | Clear | |
| 7am | 56°F13°C | 5 mph9 km/h North | Clear | |
| 8am | 60°F15°C | 5 mph8 km/h North | Mostly Clear | |
| 9am | 64°F18°C | 5 mph9 km/h North | Mostly Clear | |
| 10am | 67°F20°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 11am | 71°F22°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 12pm | 73°F23°C | 5 mph8 km/h Northeast | Mostly Clear | |
| 1pm | 75°F24°C | 5 mph7 km/h Northeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 55°F13°C | 76°F25°C | 5 mph8 km/h from Northeast | Mostly Clear | Partly Cloudy |
| September 16 | 55°F13°C | 75°F24°C | 4 mph7 km/h from East | Partly Cloudy | Mostly Cloudy |
| September 17 | 53°F12°C | 72°F22°C | 3 mph4 km/h from Southeast | Mostly Cloudy | Mostly Cloudy |
| September 18 | 59°F15°C | 76°F24°C | 4 mph6 km/h from Southwest | Partly Cloudy | Clear |
| September 19 | 54°F12°C | 76°F25°C | 7 mph12 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 48°F9°C | 64°F18°C | 5 mph8 km/h from North | Clear | Clear |
| September 21 | 47°F8°C | 70°F21°C | 5 mph9 km/h from Southwest | Mostly Clear | Mostly Clear |
Yes
Low of 55°F13°C, High of 74°F24°CWind: 4 mph7 km/h
Precipitation: None