No
you don't need a jacket based on the weather in Mountain View, CA 94040, USA 1 second ago
62°F17°C & Mostly Clear
Wind is 2 mph3 km/h from the East, gusting to 3 mph5 km/h
| May 10 | ||||
| 4am | 61°F16°C | 2 mph4 km/h Southeast | Mostly Clear | |
| 5am | 60°F15°C | 3 mph4 km/h Southeast | Mostly Clear | |
| 6am | 59°F15°C | 2 mph4 km/h South | Mostly Cloudy | |
| 7am | 58°F15°C | 2 mph3 km/h Southwest | Partly Cloudy | |
| 8am | 57°F14°C | 2 mph3 km/h West | Partly Cloudy | |
| 9am | 56°F14°C | 2 mph3 km/h West | Clear | |
| 10am | 58°F14°C | 2 mph3 km/h Southwest | Clear | |
| 11am | 62°F17°C | 2 mph3 km/h West | Clear | |
| 12pm | 67°F19°C | 3 mph5 km/h Northwest | Clear | |
| 1pm | 71°F22°C | 4 mph6 km/h Northwest | Clear | |
| 2pm | 75°F24°C | 5 mph8 km/h Northwest | Clear | |
| 3pm | 78°F26°C | 6 mph10 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 10 | 56°F14°C | 82°F28°C | 6 mph10 km/h from Northwest | Clear | Mostly Clear |
| May 11 | 50°F10°C | 69°F20°C | 7 mph11 km/h from Northwest | Clear | Partly Cloudy |
| May 12 | 49°F10°C | 63°F17°C | 8 mph12 km/h from West | Partly Cloudy | Mostly Cloudy |
| May 13 | 51°F10°C | 67°F19°C | 7 mph11 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 14 | 47°F8°C | 73°F23°C | 5 mph8 km/h from West | Clear | Mostly Clear |
| May 15 | 47°F8°C | 79°F26°C | 5 mph8 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| May 16 | 49°F10°C | 75°F24°C | 6 mph10 km/h from West | Mostly Clear | Partly Cloudy |
Yes
Low of 50°F10°C, High of 69°F21°CWind: 7 mph11 km/h
Precipitation: None