No
you don't need a jacket based on the weather in San Bernardino, CA, USA 1 second ago
81°F27°C & Clear
Wind is 7 mph11 km/h from the Southwest, gusting to 13 mph21 km/h
| July 24 | ||||
| 11pm | 79°F26°C | 6 mph10 km/h Southwest | Clear | |
| July 25 | ||||
| 12am | 74°F23°C | 5 mph8 km/h Southwest | Clear | |
| 1am | 71°F22°C | 4 mph6 km/h Southwest | Clear | |
| 2am | 68°F20°C | 3 mph5 km/h Southwest | Clear | |
| 3am | 66°F19°C | 3 mph5 km/h Southwest | Clear | |
| 4am | 64°F18°C | 2 mph4 km/h Southwest | Clear | |
| 5am | 63°F17°C | 2 mph3 km/h West | Mostly Clear | |
| 6am | 61°F16°C | 2 mph2 km/h Southwest | Clear | |
| 7am | 60°F16°C | 1 mph2 km/h East | Clear | |
| 8am | 59°F15°C | 2 mph2 km/h Northeast | Clear | |
| 9am | 58°F15°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 10am | 61°F16°C | 1 mph2 km/h East | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 24 | 60°F15°C | 89°F32°C | 5 mph9 km/h from Southwest | Clear | Clear |
| July 25 | 58°F15°C | 85°F30°C | 6 mph9 km/h from Southwest | Clear | Clear |
| July 26 | 57°F14°C | 84°F29°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| July 27 | 58°F15°C | 87°F31°C | 5 mph8 km/h from Southwest | Clear | Clear |
| July 28 | 62°F16°C | 91°F33°C | 5 mph8 km/h from Southwest | Clear | Clear |
| July 29 | 64°F18°C | 94°F34°C | 5 mph8 km/h from Southwest | Clear | Clear |
| July 30 | 66°F19°C | 94°F34°C | 6 mph9 km/h from Southwest | Clear | Clear |
Yes
Low of 58°F15°C, High of 85°F30°CWind: 6 mph9 km/h
Precipitation: None