Yes
you do need a jacket based on the weather in Jenner Headlands Preserve, 12001 CA-1, Jenner, CA 95450, USA 1 second ago
Why? Because it's not very warm out.
57°F14°C & Mostly Cloudy
Wind is 4 mph7 km/h from the W, gusting to 8 mph13 km/h
| September 19 | ||||
| 11pm | 57°F14°C | 5 mph8 km/h W | Mostly Clear | |
| September 20 | ||||
| 12am | 56°F13°C | 5 mph8 km/h W | Partly Cloudy | |
| 1am | 55°F13°C | 5 mph8 km/h NW | Partly Cloudy | |
| 2am | 54°F12°C | 4 mph7 km/h NW | Partly Cloudy | |
| 3am | 54°F12°C | 4 mph6 km/h NW | Partly Cloudy | |
| 4am | 53°F12°C | 3 mph5 km/h NW | Partly Cloudy | |
| 5am | 53°F12°C | 3 mph4 km/h NW | Mostly Cloudy | |
| 6am | 52°F11°C | 3 mph4 km/h NW | Mostly Cloudy | |
| 7am | 52°F11°C | 3 mph4 km/h NW | Partly Cloudy | |
| 8am | 52°F11°C | 2 mph4 km/h NW | Partly Cloudy | |
| 9am | 51°F11°C | 2 mph3 km/h N | Partly Cloudy | |
| 10am | 51°F10°C | 2 mph3 km/h NE | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 19 | 51°F11°C | 64°F18°C | 5 mph7 km/h from SW | Partly Cloudy | Partly Cloudy |
| September 20 | 51°F10°C | 65°F19°C | 4 mph7 km/h from SW | Partly Cloudy | Partly Cloudy |
| September 21 | 50°F10°C | 67°F19°C | 4 mph7 km/h from SW | Mostly Clear | Partly Cloudy |
| September 22 | 50°F10°C | 68°F20°C | 4 mph6 km/h from W | Mostly Clear | Mostly Clear |
| September 23 | 52°F11°C | 72°F22°C | 4 mph6 km/h from W | Partly Cloudy | Mostly Clear |
| September 24 | 54°F12°C | 73°F23°C | 3 mph5 km/h from SW | Mostly Clear | Partly Cloudy |
| September 25 | 52°F11°C | 64°F18°C | 5 mph8 km/h from W | Partly Cloudy | Partly Cloudy |
Yes
Low of 51°F11°C, High of 65°F19°CWind: 4 mph7 km/h
Precipitation: None