No
you don't need a jacket based on the weather in Redwood City, CA, USA 1 second ago
77°F25°C & Mostly Clear
Wind is 4 mph7 km/h from the North, gusting to 6 mph10 km/h
| September 17 | ||||
| 4pm | 81°F27°C | 5 mph9 km/h North | Clear | |
| 5pm | 85°F30°C | 6 mph10 km/h Northwest | Mostly Clear | |
| 6pm | 86°F30°C | 8 mph13 km/h Northwest | Mostly Clear | |
| 7pm | 86°F30°C | 8 mph13 km/h Northwest | Mostly Cloudy | |
| 8pm | 85°F29°C | 8 mph13 km/h Northwest | Mostly Cloudy | |
| 9pm | 82°F28°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 10pm | 75°F24°C | 4 mph7 km/h West | Mostly Cloudy | |
| 11pm | 71°F21°C | 3 mph5 km/h West | Partly Cloudy | |
| September 18 | ||||
| 12am | 69°F20°C | 3 mph5 km/h Southwest | Mostly Cloudy | |
| 1am | 67°F20°C | 3 mph5 km/h Southwest | Mostly Cloudy | |
| 2am | 67°F19°C | 3 mph6 km/h Southwest | Mostly Cloudy | |
| 3am | 66°F19°C | 3 mph5 km/h Southwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 58°F14°C | 86°F30°C | 5 mph7 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| September 18 | 61°F16°C | 74°F24°C | 5 mph8 km/h from West | Mostly Cloudy | Mostly Cloudy |
| September 19 | 61°F16°C | 74°F23°C | 4 mph6 km/h from West | Partly Cloudy | Partly Cloudy |
| September 20 | 59°F15°C | 75°F24°C | 5 mph8 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 21 | 59°F15°C | 77°F25°C | 5 mph7 km/h from Northwest | Clear | Clear |
| September 22 | 59°F15°C | 83°F28°C | 4 mph7 km/h from Northwest | Clear | Mostly Clear |
| September 23 | 62°F16°C | 78°F25°C | 4 mph7 km/h from West | Drizzle | Mostly Clear |
No
Low of 61°F16°C, High of 74°F24°CWind: 5 mph8 km/h
Precipitation: 8% rain