No
you don't need a jacket based on the weather in Walnut Creek (Overlook), California, United States 1 second ago
81°F27°C & Clear
Wind is 7 mph12 km/h from the Southwest, gusting to 11 mph18 km/h
| August 7 | ||||
| 10pm | 78°F26°C | 7 mph12 km/h Southwest | Clear | |
| 11pm | 74°F23°C | 6 mph10 km/h Southwest | Clear | |
| August 8 | ||||
| 12am | 70°F21°C | 6 mph10 km/h Southwest | Clear | |
| 1am | 69°F20°C | 7 mph11 km/h Southwest | Clear | |
| 2am | 67°F20°C | 7 mph11 km/h Southwest | Clear | |
| 3am | 66°F19°C | 7 mph11 km/h Southwest | Clear | |
| 4am | 62°F17°C | 7 mph11 km/h Southwest | Clear | |
| 5am | 61°F16°C | 7 mph11 km/h Southwest | Clear | |
| 6am | 61°F16°C | 6 mph10 km/h Southwest | Clear | |
| 7am | 60°F16°C | 6 mph9 km/h Southwest | Clear | |
| 8am | 59°F15°C | 6 mph9 km/h Southwest | Clear | |
| 9am | 59°F15°C | 5 mph8 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 7 | 63°F17°C | 90°F32°C | 4 mph7 km/h from Southwest | Clear | Clear |
| August 8 | 59°F15°C | 89°F32°C | 4 mph7 km/h from West | Clear | Clear |
| August 9 | 58°F15°C | 86°F30°C | 7 mph11 km/h from West | Clear | Clear |
| August 10 | 56°F14°C | 82°F28°C | 7 mph11 km/h from Southwest | Clear | Mostly Clear |
| August 11 | 58°F14°C | 78°F26°C | 8 mph12 km/h from Southwest | Clear | Mostly Clear |
| August 12 | 57°F14°C | 74°F23°C | 9 mph14 km/h from Southwest | Mostly Clear | Partly Cloudy |
| August 13 | 58°F14°C | 73°F23°C | 8 mph13 km/h from Southwest | Mostly Clear | Partly Cloudy |
No
Low of 59°F15°C, High of 90°F32°CWind: 4 mph7 km/h
Precipitation: None