No
you don't need a jacket based on the weather in Amherst, MA, USA 1 second ago
66°F19°C & Clear
Wind is 2 mph4 km/h from the N, gusting to 4 mph7 km/h
| July 27 | ||||
| 12am | 65°F18°C | 3 mph5 km/h N | Clear | |
| 1am | 63°F17°C | 3 mph4 km/h N | Clear | |
| 2am | 62°F16°C | 2 mph4 km/h N | Clear | |
| 3am | 60°F16°C | 2 mph3 km/h N | Clear | |
| 4am | 59°F15°C | 2 mph4 km/h N | Clear | |
| 5am | 58°F15°C | 2 mph4 km/h N | Clear | |
| 6am | 58°F14°C | 2 mph3 km/h N | Clear | |
| 7am | 61°F16°C | 2 mph3 km/h N | Clear | |
| 8am | 66°F19°C | 2 mph3 km/h N | Clear | |
| 9am | 71°F22°C | 2 mph4 km/h N | Clear | |
| 10am | 75°F24°C | 3 mph5 km/h N | Clear | |
| 11am | 79°F26°C | 4 mph6 km/h N | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 26 | 59°F15°C | 83°F28°C | 5 mph7 km/h from N | Mostly Clear | Clear |
| July 27 | 58°F14°C | 86°F30°C | 3 mph5 km/h from N | Mostly Clear | Clear |
| July 28 | 59°F15°C | 86°F30°C | 3 mph4 km/h from E | Mostly Clear | Mostly Cloudy |
| July 29 | 63°F17°C | 82°F28°C | 3 mph5 km/h from SW | Partly Cloudy | Partly Cloudy |
| July 30 | 64°F18°C | 87°F31°C | 7 mph11 km/h from S | Partly Cloudy | Partly Cloudy |
| July 31 | 69°F20°C | 82°F28°C | 8 mph12 km/h from S | Rain | Rain |
| August 1 | 70°F21°C | 82°F28°C | 4 mph7 km/h from SW | Rain | Drizzle |
Yes
Low of 58°F15°C, High of 86°F30°CWind: 3 mph5 km/h
Precipitation: None