No
you don't need a jacket based on the weather in Valley Center, CA, USA 1 second ago
81°F27°C & Mostly Cloudy
Wind is 8 mph13 km/h from the South, gusting to 16 mph25 km/h
| September 18 | ||||
| 3pm | 81°F27°C | 8 mph13 km/h South | Mostly Clear | |
| 4pm | 82°F28°C | 9 mph14 km/h Southwest | Thunderstorms | |
| 5pm | 83°F28°C | 8 mph13 km/h Southwest | Mostly Clear | |
| 6pm | 83°F28°C | 9 mph14 km/h Southwest | Mostly Clear | |
| 7pm | 82°F28°C | 9 mph15 km/h Southwest | Mostly Clear | |
| 8pm | 80°F27°C | 8 mph13 km/h Southwest | Mostly Clear | |
| 9pm | 78°F25°C | 6 mph9 km/h Southwest | Mostly Clear | |
| 10pm | 74°F23°C | 3 mph6 km/h Southwest | Mostly Clear | |
| 11pm | 72°F22°C | 2 mph3 km/h West | Mostly Clear | |
| September 19 | ||||
| 12am | 71°F22°C | 1 mph2 km/h West | Mostly Clear | |
| 1am | 70°F21°C | 1 mph2 km/h Southwest | Mostly Clear | |
| 2am | 69°F20°C | 1 mph2 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 67°F19°C | 83°F29°C | 6 mph10 km/h from Southwest | Thunderstorms | Mostly Clear |
| September 19 | 65°F18°C | 82°F28°C | 5 mph8 km/h from West | Mostly Clear | Mostly Clear |
| September 20 | 64°F18°C | 85°F29°C | 5 mph8 km/h from West | Clear | Mostly Clear |
| September 21 | 63°F17°C | 83°F28°C | 4 mph7 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| September 22 | 65°F18°C | 87°F30°C | 5 mph8 km/h from West | Clear | Clear |
| September 23 | 66°F19°C | 89°F32°C | 5 mph8 km/h from West | Clear | Clear |
| September 24 | 65°F18°C | 86°F30°C | 5 mph7 km/h from West | Clear | Clear |
No
Low of 65°F19°C, High of 82°F28°CWind: 5 mph8 km/h
Precipitation: None