No
you don't need a jacket based on the weather in Mill Valley, CA 94941, USA 1 second ago
62°F17°C & Mostly Clear
Wind is 2 mph4 km/h from the West, gusting to 4 mph6 km/h
| September 16 | ||||
| 8am | 62°F16°C | 2 mph4 km/h West | Mostly Clear | |
| 9am | 61°F16°C | 2 mph3 km/h West | Mostly Clear | |
| 10am | 60°F16°C | 2 mph3 km/h Southwest | Mostly Clear | |
| 11am | 62°F17°C | 2 mph3 km/h Southwest | Mostly Clear | |
| 12pm | 68°F20°C | 1 mph1 km/h South | Mostly Clear | |
| 1pm | 71°F22°C | 2 mph3 km/h Southeast | Clear | |
| 2pm | 74°F24°C | 3 mph5 km/h South | Clear | |
| 3pm | 75°F24°C | 4 mph7 km/h Southwest | Clear | |
| 4pm | 76°F25°C | 6 mph10 km/h Southwest | Clear | |
| 5pm | 78°F25°C | 7 mph12 km/h Southwest | Clear | |
| 6pm | 79°F26°C | 8 mph12 km/h Southwest | Clear | |
| 7pm | 78°F26°C | 8 mph12 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 59°F15°C | 79°F26°C | 5 mph8 km/h from Southwest | Clear | Mostly Clear |
| September 17 | 55°F13°C | 79°F26°C | 4 mph7 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 18 | 59°F15°C | 69°F20°C | 7 mph11 km/h from Southwest | Mostly Cloudy | Cloudy |
| September 19 | 59°F15°C | 71°F21°C | 5 mph8 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| September 20 | 58°F14°C | 73°F23°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
| September 21 | 57°F14°C | 75°F24°C | 4 mph6 km/h from Southwest | Mostly Clear | Mostly Clear |
| September 22 | 58°F15°C | 72°F22°C | 4 mph7 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
Yes
Low of 55°F13°C, High of 79°F26°CWind: 4 mph7 km/h
Precipitation: None