Yes
you do need a jacket based on the weather in San Lorenzo, CA, USA 1 second ago
Why? Because it's not very warm out.
56°F13°C & Cloudy
Wind is 6 mph9 km/h from the W, gusting to 12 mph20 km/h
| April 25 | ||||
| 12am | 56°F13°C | 6 mph10 km/h W | Partly Cloudy | |
| 1am | 55°F13°C | 5 mph9 km/h W | Mostly Clear | |
| 2am | 54°F12°C | 5 mph8 km/h W | Partly Cloudy | |
| 3am | 53°F12°C | 5 mph7 km/h SW | Partly Cloudy | |
| 4am | 52°F11°C | 5 mph9 km/h SW | Mostly Cloudy | |
| 5am | 52°F11°C | 5 mph8 km/h SW | Mostly Cloudy | |
| 6am | 52°F11°C | 5 mph8 km/h SW | Mostly Cloudy | |
| 7am | 52°F11°C | 6 mph9 km/h SW | Mostly Cloudy | |
| 8am | 51°F11°C | 5 mph9 km/h SW | Cloudy | |
| 9am | 51°F11°C | 6 mph9 km/h SW | Mostly Cloudy | |
| 10am | 52°F11°C | 6 mph10 km/h SW | Cloudy | |
| 11am | 53°F12°C | 7 mph12 km/h SW | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 24 | 53°F12°C | 65°F18°C | 6 mph9 km/h from SW | Mostly Cloudy | Mostly Cloudy |
| April 25 | 51°F11°C | 63°F17°C | 11 mph18 km/h from W | Mostly Cloudy | Mostly Cloudy |
| April 26 | 52°F11°C | 62°F17°C | 14 mph22 km/h from W | Partly Cloudy | Mostly Clear |
| April 27 | 48°F9°C | 66°F19°C | 8 mph12 km/h from W | Mostly Clear | Mostly Clear |
| April 28 | 50°F10°C | 68°F20°C | 7 mph12 km/h from W | Clear | Mostly Clear |
| April 29 | 50°F10°C | 66°F19°C | 7 mph11 km/h from W | Mostly Clear | Mostly Clear |
| April 30 | 48°F9°C | 68°F20°C | 6 mph10 km/h from W | Mostly Clear | Mostly Clear |
Yes
Low of 51°F11°C, High of 64°F18°CWind: 11 mph18 km/h
Precipitation: 10% rain