No
you don't need a jacket based on the weather in Walnut Creek, CA 94595, USA 1 second ago
79°F26°C & Clear
Wind is 4 mph6 km/h from the North, gusting to 8 mph13 km/h
| September 22 | ||||
| 3pm | 80°F27°C | 4 mph6 km/h North | Clear | |
| 4pm | 83°F29°C | 4 mph6 km/h North | Clear | |
| 5pm | 86°F30°C | 3 mph6 km/h Northwest | Clear | |
| 6pm | 88°F31°C | 4 mph6 km/h Northwest | Clear | |
| 7pm | 88°F31°C | 4 mph7 km/h Northwest | Clear | |
| 8pm | 87°F30°C | 6 mph10 km/h West | Clear | |
| 9pm | 83°F29°C | 6 mph10 km/h West | Clear | |
| 10pm | 75°F24°C | 5 mph8 km/h Southwest | Clear | |
| 11pm | 70°F21°C | 4 mph6 km/h Southwest | Clear | |
| September 23 | ||||
| 12am | 68°F20°C | 4 mph6 km/h Southwest | Clear | |
| 1am | 66°F19°C | 4 mph6 km/h Southwest | Clear | |
| 2am | 65°F18°C | 4 mph6 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 22 | 59°F15°C | 88°F31°C | 4 mph6 km/h from Northwest | Clear | Clear |
| September 23 | 59°F15°C | 94°F34°C | 3 mph6 km/h from North | Clear | Mostly Clear |
| September 24 | 62°F17°C | 74°F24°C | 7 mph11 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| September 25 | 59°F15°C | 76°F25°C | 7 mph11 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 26 | 56°F13°C | 82°F28°C | 5 mph7 km/h from Southwest | Clear | Clear |
| September 27 | 56°F13°C | 78°F26°C | 7 mph11 km/h from Southwest | Clear | Mostly Clear |
| September 28 | 56°F13°C | 73°F23°C | 6 mph10 km/h from Southwest | Mostly Clear | Partly Cloudy |
No
Low of 59°F15°C, High of 93°F34°CWind: 3 mph6 km/h
Precipitation: None