Yes
you do need a jacket based on the weather in San Luis Obispo, CA 93401, USA 1 second ago
Why? Because it's not very warm out!
56°F14°C & Haze
Wind is 1 mph2 km/h from the Northwest, gusting to 2 mph4 km/h
| July 16 | ||||
| 5am | 56°F14°C | 1 mph2 km/h Northwest | Haze | |
| 6am | 56°F13°C | 1 mph2 km/h Southeast | Haze | |
| 7am | 56°F13°C | 2 mph3 km/h East | Haze | |
| 8am | 55°F13°C | 2 mph4 km/h Southeast | Cloudy | |
| 9am | 55°F13°C | 3 mph4 km/h Southeast | Cloudy | |
| 10am | 54°F12°C | 2 mph3 km/h Southeast | Cloudy | |
| 11am | 55°F13°C | 2 mph4 km/h South | Cloudy | |
| 12pm | 57°F14°C | 2 mph3 km/h South | Mostly Cloudy | |
| 1pm | 59°F15°C | 4 mph6 km/h Southwest | Mostly Cloudy | |
| 2pm | 61°F16°C | 5 mph8 km/h Southwest | Partly Cloudy | |
| 3pm | 64°F18°C | 6 mph9 km/h Southwest | Partly Cloudy | |
| 4pm | 66°F19°C | 6 mph10 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 16 | 54°F12°C | 68°F20°C | 5 mph8 km/h from Southwest | Partly Cloudy | Mostly Clear |
| July 17 | 53°F12°C | 72°F22°C | 5 mph8 km/h from Southwest | Clear | Mostly Clear |
| July 18 | 53°F12°C | 73°F23°C | 5 mph8 km/h from West | Clear | Mostly Clear |
| July 19 | 55°F13°C | 74°F23°C | 5 mph8 km/h from West | Clear | Mostly Clear |
| July 20 | 53°F12°C | 72°F22°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| July 21 | 53°F12°C | 71°F22°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Cloudy |
| July 22 | 52°F11°C | 68°F20°C | 5 mph9 km/h from Southwest | Mostly Clear | Partly Cloudy |
Yes
Low of 53°F12°C, High of 72°F22°CWind: 5 mph8 km/h
Precipitation: None