No
you don't need a jacket based on the weather in San Ramon, CA, USA 1 second ago
72°F22°C & Clear
Wind is 6 mph10 km/h from the West, gusting to 9 mph15 km/h
| October 19 | ||||
| 8pm | 73°F23°C | 6 mph10 km/h West | Clear | |
| 9pm | 74°F23°C | 6 mph10 km/h West | Clear | |
| 10pm | 75°F24°C | 6 mph10 km/h West | Clear | |
| 11pm | 76°F24°C | 6 mph9 km/h Southwest | Clear | |
| October 20 | ||||
| 12am | 73°F23°C | 7 mph12 km/h Southwest | Clear | |
| 1am | 69°F20°C | 7 mph11 km/h Southwest | Clear | |
| 2am | 64°F18°C | 4 mph7 km/h Southwest | Clear | |
| 3am | 61°F16°C | 3 mph5 km/h Southwest | Clear | |
| 4am | 59°F15°C | 3 mph5 km/h Southwest | Clear | |
| 5am | 58°F14°C | 3 mph4 km/h South | Clear | |
| 6am | 57°F14°C | 2 mph3 km/h South | Clear | |
| 7am | 56°F14°C | 2 mph3 km/h South | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 19 | 53°F12°C | 76°F24°C | 5 mph8 km/h from Southwest | Clear | Clear |
| October 20 | 52°F11°C | 78°F25°C | 5 mph8 km/h from Northeast | Clear | Clear |
| October 21 | 54°F12°C | 79°F26°C | 3 mph5 km/h from North | Clear | Partly Cloudy |
| October 22 | 55°F13°C | 67°F19°C | 8 mph13 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| October 23 | 53°F12°C | 70°F21°C | 3 mph5 km/h from West | Partly Cloudy | Partly Cloudy |
| October 24 | 51°F11°C | 68°F20°C | 5 mph8 km/h from Southwest | Mostly Cloudy | Drizzle |
| October 25 | 55°F13°C | 65°F18°C | 6 mph9 km/h from West | Mostly Cloudy | Drizzle |
Yes
Low of 52°F11°C, High of 78°F26°CWind: 5 mph8 km/h
Precipitation: None