Yes
you do need a jacket based on the weather in Lassen Volcanic National Park, California, USA 1 second ago
Why? Because the wind could blow a wig clean off your head!
71°F22°C & Clear
Wind is 9 mph15 km/h from the Southwest, gusting to 20 mph32 km/h
| September 1 | ||||
| 10pm | 69°F21°C | 7 mph11 km/h Southwest | Clear | |
| 11pm | 64°F18°C | 4 mph6 km/h South | Clear | |
| September 2 | ||||
| 12am | 62°F17°C | 4 mph6 km/h South | Clear | |
| 1am | 61°F16°C | 4 mph7 km/h South | Clear | |
| 2am | 60°F15°C | 4 mph6 km/h South | Clear | |
| 3am | 59°F15°C | 3 mph6 km/h Southeast | Clear | |
| 4am | 58°F14°C | 3 mph6 km/h Southeast | Clear | |
| 5am | 58°F15°C | 3 mph5 km/h Southeast | Clear | |
| 6am | 58°F14°C | 3 mph5 km/h Southeast | Clear | |
| 7am | 58°F14°C | 3 mph5 km/h Southeast | Clear | |
| 8am | 57°F14°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 9am | 57°F14°C | 3 mph5 km/h Southeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 1 | 49°F10°C | 75°F24°C | 12 mph19 km/h from South | Clear | Clear |
| September 2 | 57°F14°C | 76°F24°C | 5 mph8 km/h from South | Cloudy | Partly Cloudy |
| September 3 | 55°F13°C | 76°F24°C | 5 mph8 km/h from South | Partly Cloudy | Mostly Clear |
| September 4 | 57°F14°C | 75°F24°C | 4 mph7 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| September 5 | 55°F13°C | 74°F23°C | 7 mph11 km/h from South | Mostly Clear | Partly Cloudy |
| September 6 | 51°F11°C | 69°F20°C | 8 mph13 km/h from South | Mostly Clear | Mostly Clear |
| September 7 | 48°F9°C | 65°F18°C | 8 mph13 km/h from South | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 76°F25°CWind: 5 mph8 km/h
Precipitation: 5% rain