No
you don't need a jacket based on the weather in Hayward, CA, USA 1 second ago
65°F18°C & Cloudy
Wind is 8 mph13 km/h from the Southwest, gusting to 17 mph27 km/h
| October 26 | ||||
| 8pm | 66°F19°C | 10 mph15 km/h Southwest | Cloudy | |
| 9pm | 66°F19°C | 10 mph16 km/h Southwest | Cloudy | |
| 10pm | 65°F18°C | 11 mph18 km/h Southwest | Cloudy | |
| 11pm | 64°F18°C | 12 mph19 km/h Southwest | Mostly Cloudy | |
| October 27 | ||||
| 12am | 63°F17°C | 11 mph18 km/h Southwest | Cloudy | |
| 1am | 62°F17°C | 11 mph18 km/h Southwest | Mostly Cloudy | |
| 2am | 59°F15°C | 9 mph14 km/h West | Mostly Cloudy | |
| 3am | 58°F14°C | 8 mph12 km/h West | Mostly Cloudy | |
| 4am | 56°F14°C | 7 mph11 km/h West | Partly Cloudy | |
| 5am | 55°F13°C | 6 mph10 km/h West | Partly Cloudy | |
| 6am | 54°F12°C | 6 mph10 km/h West | Partly Cloudy | |
| 7am | 54°F12°C | 6 mph9 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 26 | 54°F12°C | 66°F19°C | 8 mph13 km/h from Southwest | Drizzle | Partly Cloudy |
| October 27 | 50°F10°C | 70°F21°C | 5 mph8 km/h from North | Mostly Clear | Clear |
| October 28 | 47°F9°C | 75°F24°C | 4 mph7 km/h from North | Clear | Clear |
| October 29 | 50°F10°C | 80°F27°C | 4 mph7 km/h from North | Clear | Clear |
| October 30 | 52°F11°C | 70°F21°C | 4 mph6 km/h from West | Partly Cloudy | Partly Cloudy |
| October 31 | 49°F10°C | 73°F23°C | 3 mph5 km/h from Northwest | Mostly Clear | Mostly Clear |
| November 1 | 50°F10°C | 74°F23°C | 3 mph4 km/h from Northwest | Clear | Mostly Clear |
Yes
Low of 50°F10°C, High of 70°F21°CWind: 5 mph8 km/h
Precipitation: None