Yes
you do need a jacket based on the weather in San Ramon, CA 94583, USA 1 second ago
Why? Because it's pretty chilly!
53°F12°C & Clear
Wind is 3 mph5 km/h from the Southwest, gusting to 4 mph6 km/h
| May 9 | ||||
| 9am | 53°F12°C | 3 mph5 km/h Southwest | Clear | |
| 10am | 55°F13°C | 3 mph5 km/h Southwest | Clear | |
| 11am | 61°F16°C | 2 mph3 km/h Southwest | Clear | |
| 12pm | 68°F20°C | 2 mph3 km/h Southwest | Clear | |
| 1pm | 74°F23°C | 2 mph4 km/h Southwest | Clear | |
| 2pm | 79°F26°C | 3 mph5 km/h West | Clear | |
| 3pm | 82°F28°C | 4 mph6 km/h West | Clear | |
| 4pm | 84°F29°C | 5 mph8 km/h West | Clear | |
| 5pm | 86°F30°C | 7 mph11 km/h West | Clear | |
| 6pm | 86°F30°C | 8 mph12 km/h West | Clear | |
| 7pm | 86°F30°C | 8 mph13 km/h West | Clear | |
| 8pm | 84°F29°C | 8 mph12 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 9 | 53°F12°C | 86°F30°C | 5 mph8 km/h from West | Clear | Clear |
| May 10 | 52°F11°C | 82°F28°C | 6 mph10 km/h from Southwest | Clear | Mostly Clear |
| May 11 | 48°F9°C | 68°F20°C | 10 mph17 km/h from West | Clear | Partly Cloudy |
| May 12 | 48°F9°C | 61°F16°C | 10 mph16 km/h from Southwest | Drizzle | Mostly Cloudy |
| May 13 | 49°F9°C | 64°F18°C | 8 mph12 km/h from West | Partly Cloudy | Mostly Clear |
| May 14 | 45°F7°C | 71°F22°C | 6 mph10 km/h from West | Clear | Mostly Clear |
| May 15 | 46°F8°C | 74°F23°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
Yes
Low of 52°F11°C, High of 82°F28°CWind: 6 mph10 km/h
Precipitation: None