No
you don't need a jacket based on the weather in Belmont, CA, USA 1 second ago
77°F25°C & Mostly Clear
Wind is 11 mph18 km/h from the West, gusting to 17 mph28 km/h
| June 18 | ||||
| 8pm | 77°F25°C | 12 mph19 km/h West | Clear | |
| 9pm | 74°F23°C | 12 mph19 km/h West | Clear | |
| 10pm | 71°F22°C | 12 mph19 km/h West | Clear | |
| 11pm | 67°F19°C | 11 mph18 km/h West | Clear | |
| June 19 | ||||
| 12am | 64°F18°C | 9 mph15 km/h West | Clear | |
| 1am | 62°F17°C | 8 mph13 km/h West | Clear | |
| 2am | 60°F16°C | 6 mph10 km/h West | Clear | |
| 3am | 58°F15°C | 7 mph11 km/h Southwest | Clear | |
| 4am | 57°F14°C | 7 mph11 km/h Southwest | Mostly Clear | |
| 5am | 55°F13°C | 7 mph11 km/h Southwest | Mostly Clear | |
| 6am | 54°F12°C | 7 mph11 km/h Southwest | Mostly Clear | |
| 7am | 53°F12°C | 7 mph12 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 18 | 52°F11°C | 81°F27°C | 6 mph10 km/h from West | Clear | Clear |
| June 19 | 52°F11°C | 62°F17°C | 13 mph20 km/h from West | Mostly Clear | Partly Cloudy |
| June 20 | 53°F12°C | 63°F17°C | 14 mph23 km/h from West | Mostly Clear | Mostly Clear |
| June 21 | 51°F11°C | 67°F19°C | 10 mph16 km/h from West | Clear | Clear |
| June 22 | 52°F11°C | 69°F21°C | 8 mph13 km/h from West | Clear | Partly Cloudy |
| June 23 | 52°F11°C | 71°F22°C | 6 mph10 km/h from West | Mostly Clear | Partly Cloudy |
| June 24 | 53°F12°C | 69°F20°C | 6 mph10 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 53°F12°C, High of 62°F17°CWind: 13 mph20 km/h
Precipitation: None