No
you don't need a jacket based on the weather in San Mateo, CA, USA 1 second ago
67°F20°C & Clear
Wind is 4 mph7 km/h from the North, gusting to 9 mph14 km/h
| October 29 | ||||
| 7pm | 69°F21°C | 5 mph8 km/h North | Clear | |
| 8pm | 73°F23°C | 4 mph7 km/h North | Clear | |
| 9pm | 75°F24°C | 5 mph8 km/h North | Clear | |
| 10pm | 76°F24°C | 6 mph9 km/h North | Clear | |
| 11pm | 75°F24°C | 7 mph11 km/h Northwest | Clear | |
| October 30 | ||||
| 12am | 72°F22°C | 8 mph12 km/h Northwest | Clear | |
| 1am | 68°F20°C | 7 mph11 km/h West | Clear | |
| 2am | 65°F18°C | 6 mph9 km/h West | Clear | |
| 3am | 63°F17°C | 5 mph8 km/h West | Clear | |
| 4am | 61°F16°C | 4 mph7 km/h West | Clear | |
| 5am | 60°F16°C | 4 mph6 km/h West | Clear | |
| 6am | 59°F15°C | 4 mph6 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 29 | 54°F12°C | 76°F24°C | 4 mph7 km/h from Northwest | Clear | Mostly Clear |
| October 30 | 55°F13°C | 64°F18°C | 7 mph12 km/h from West | Mostly Cloudy | Mostly Cloudy |
| October 31 | 53°F12°C | 68°F20°C | 4 mph7 km/h from Northwest | Mostly Clear | Mostly Clear |
| November 1 | 54°F12°C | 67°F19°C | 4 mph7 km/h from West | Mostly Clear | Partly Cloudy |
| November 2 | 55°F13°C | 69°F21°C | 3 mph6 km/h from Northwest | Mostly Clear | Mostly Clear |
| November 3 | 54°F12°C | 67°F20°C | 5 mph7 km/h from West | Partly Cloudy | Mostly Cloudy |
| November 4 | 53°F11°C | 66°F19°C | 4 mph7 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 64°F18°CWind: 7 mph12 km/h
Precipitation: None