No
you don't need a jacket based on the weather in Menlo Park, CA, USA 1 second ago
74°F23°C & Cloudy
Wind is 6 mph9 km/h from the North, gusting to 9 mph15 km/h
| September 18 | ||||
| 8pm | 74°F23°C | 6 mph9 km/h North | Cloudy | |
| 9pm | 70°F21°C | 5 mph8 km/h North | Cloudy | |
| 10pm | 67°F20°C | 4 mph7 km/h North | Cloudy | |
| 11pm | 66°F19°C | 3 mph5 km/h Northwest | Cloudy | |
| September 19 | ||||
| 12am | 65°F19°C | 2 mph4 km/h West | Cloudy | |
| 1am | 64°F18°C | 3 mph4 km/h South | Cloudy | |
| 2am | 64°F18°C | 2 mph4 km/h Northwest | Cloudy | |
| 3am | 64°F18°C | 3 mph4 km/h Southwest | Cloudy | |
| 4am | 64°F18°C | 2 mph3 km/h West | Cloudy | |
| 5am | 64°F18°C | 2 mph3 km/h Southwest | Cloudy | |
| 6am | 63°F17°C | 2 mph3 km/h West | Mostly Cloudy | |
| 7am | 62°F17°C | 2 mph4 km/h West | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 62°F17°C | 78°F25°C | 3 mph5 km/h from North | Mostly Cloudy | Cloudy |
| September 19 | 61°F16°C | 76°F25°C | 4 mph6 km/h from West | Partly Cloudy | Mostly Clear |
| September 20 | 59°F15°C | 77°F25°C | 5 mph8 km/h from Northwest | Clear | Mostly Clear |
| September 21 | 58°F14°C | 77°F25°C | 5 mph8 km/h from West | Mostly Clear | Clear |
| September 22 | 59°F15°C | 85°F30°C | 4 mph6 km/h from Northwest | Clear | Mostly Clear |
| September 23 | 63°F17°C | 82°F28°C | 4 mph6 km/h from West | Partly Cloudy | Partly Cloudy |
| September 24 | 61°F16°C | 76°F25°C | 5 mph8 km/h from Northwest | Mostly Clear | Mostly Clear |
No
Low of 62°F17°C, High of 76°F25°CWind: 4 mph6 km/h
Precipitation: None