No
you don't need a jacket based on the weather in Fairfax, CA 94930, USA 1 second ago
59°F15°C & Mostly Clear
Wind is 3 mph5 km/h from the West, gusting to 7 mph11 km/h
| September 11 | ||||
| 11am | 61°F16°C | 3 mph5 km/h West | Mostly Cloudy | |
| 12pm | 63°F17°C | 3 mph5 km/h West | Mostly Cloudy | |
| 1pm | 66°F19°C | 2 mph4 km/h West | Mostly Cloudy | |
| 2pm | 70°F21°C | 2 mph3 km/h West | Partly Cloudy | |
| 3pm | 72°F22°C | 2 mph4 km/h Southeast | Partly Cloudy | |
| 4pm | 74°F23°C | 4 mph6 km/h South | Partly Cloudy | |
| 5pm | 74°F24°C | 5 mph8 km/h West | Partly Cloudy | |
| 6pm | 75°F24°C | 9 mph14 km/h West | Mostly Clear | |
| 7pm | 73°F23°C | 9 mph15 km/h West | Mostly Clear | |
| 8pm | 72°F22°C | 9 mph15 km/h West | Mostly Clear | |
| 9pm | 70°F21°C | 9 mph14 km/h West | Mostly Clear | |
| 10pm | 68°F20°C | 8 mph13 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 59°F15°C | 75°F24°C | 5 mph8 km/h from West | Partly Cloudy | Mostly Clear |
| September 12 | 57°F14°C | 76°F24°C | 5 mph9 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 13 | 57°F14°C | 75°F24°C | 6 mph10 km/h from West | Mostly Clear | Mostly Clear |
| September 14 | 58°F14°C | 79°F26°C | 6 mph10 km/h from West | Clear | Mostly Clear |
| September 15 | 56°F13°C | 83°F29°C | 3 mph5 km/h from West | Clear | Clear |
| September 16 | 58°F15°C | 85°F30°C | 3 mph5 km/h from Southwest | Clear | Clear |
| September 17 | 58°F15°C | 85°F30°C | 3 mph5 km/h from Southwest | Clear | Clear |
Yes
Low of 57°F14°C, High of 75°F24°CWind: 5 mph9 km/h
Precipitation: None