No
you don't need a jacket based on the weather in Spring Valley, CA, USA 1 second ago
85°F29°C & Clear
Wind is 7 mph12 km/h from the Southwest, gusting to 12 mph20 km/h
| September 7 | ||||
| 8pm | 84°F29°C | 7 mph11 km/h Southwest | Clear | |
| 9pm | 81°F27°C | 6 mph10 km/h Southwest | Clear | |
| 10pm | 77°F25°C | 5 mph8 km/h Southwest | Clear | |
| 11pm | 74°F24°C | 3 mph5 km/h Southwest | Clear | |
| September 8 | ||||
| 12am | 73°F23°C | 2 mph4 km/h Southwest | Clear | |
| 1am | 72°F22°C | 2 mph4 km/h Southwest | Clear | |
| 2am | 70°F21°C | 2 mph3 km/h Southwest | Clear | |
| 3am | 70°F21°C | 2 mph3 km/h Southwest | Clear | |
| 4am | 69°F21°C | 2 mph3 km/h West | Clear | |
| 5am | 68°F20°C | 2 mph3 km/h North | Clear | |
| 6am | 67°F20°C | 2 mph3 km/h Northeast | Clear | |
| 7am | 67°F19°C | 2 mph3 km/h East | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 7 | 65°F18°C | 91°F33°C | 4 mph7 km/h from Southwest | Clear | Clear |
| September 8 | 65°F19°C | 86°F30°C | 6 mph9 km/h from West | Clear | Mostly Clear |
| September 9 | 64°F18°C | 79°F26°C | 6 mph9 km/h from West | Mostly Clear | Mostly Cloudy |
| September 10 | 65°F18°C | 77°F25°C | 6 mph10 km/h from West | Mostly Clear | Partly Cloudy |
| September 11 | 63°F17°C | 77°F25°C | 6 mph9 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 12 | 61°F16°C | 77°F25°C | 5 mph8 km/h from West | Mostly Clear | Mostly Clear |
| September 13 | 61°F16°C | 77°F25°C | 5 mph8 km/h from West | Mostly Clear | Mostly Clear |
No
Low of 65°F19°C, High of 86°F30°CWind: 6 mph9 km/h
Precipitation: None