No
you don't need a jacket based on the weather in Mountain View, CA, USA 1 second ago
76°F25°C & Clear
Wind is 9 mph14 km/h from the North, gusting to 14 mph22 km/h
| June 17 | ||||
| 5pm | 77°F25°C | 9 mph14 km/h North | Clear | |
| 6pm | 79°F26°C | 9 mph15 km/h Northwest | Clear | |
| 7pm | 78°F26°C | 10 mph15 km/h Northwest | Clear | |
| 8pm | 76°F25°C | 9 mph14 km/h Northwest | Clear | |
| 9pm | 74°F24°C | 8 mph13 km/h Northwest | Clear | |
| 10pm | 71°F22°C | 7 mph11 km/h Northwest | Clear | |
| 11pm | 68°F20°C | 5 mph9 km/h Northwest | Clear | |
| June 18 | ||||
| 12am | 64°F18°C | 5 mph7 km/h North | Clear | |
| 1am | 61°F16°C | 4 mph6 km/h West | Clear | |
| 2am | 60°F15°C | 3 mph5 km/h Southwest | Clear | |
| 3am | 58°F15°C | 3 mph5 km/h Southwest | Clear | |
| 4am | 57°F14°C | 3 mph5 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 17 | 51°F11°C | 79°F26°C | 6 mph9 km/h from Northwest | Clear | Clear |
| June 18 | 53°F12°C | 81°F27°C | 6 mph9 km/h from Northwest | Clear | Clear |
| June 19 | 54°F12°C | 68°F20°C | 8 mph13 km/h from West | Clear | Partly Cloudy |
| June 20 | 53°F11°C | 67°F19°C | 10 mph16 km/h from West | Mostly Clear | Mostly Clear |
| June 21 | 51°F10°C | 69°F21°C | 8 mph13 km/h from Northwest | Clear | Clear |
| June 22 | 50°F10°C | 73°F23°C | 6 mph9 km/h from Northwest | Mostly Clear | Mostly Clear |
| June 23 | 50°F10°C | 78°F25°C | 5 mph8 km/h from Northwest | Clear | Mostly Clear |
Yes
Low of 54°F12°C, High of 82°F28°CWind: 6 mph9 km/h
Precipitation: None