Yes
you do need a jacket based on the weather in San Francisco, CA 94105, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
52°F11°C & Partly Cloudy
Wind is 9 mph15 km/h from the West, gusting to 19 mph30 km/h
| March 1 | ||||
| 2am | 52°F11°C | 10 mph16 km/h West | Partly Cloudy | |
| 3am | 51°F11°C | 7 mph11 km/h Southwest | Partly Cloudy | |
| 4am | 51°F10°C | 6 mph9 km/h Southwest | Mostly Cloudy | |
| 5am | 50°F10°C | 5 mph8 km/h Southwest | Mostly Cloudy | |
| 6am | 50°F10°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 7am | 50°F10°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 8am | 50°F10°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 9am | 50°F10°C | 6 mph9 km/h Southwest | Mostly Cloudy | |
| 10am | 50°F10°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 11am | 51°F10°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 12pm | 52°F11°C | 8 mph13 km/h Southwest | Mostly Cloudy | |
| 1pm | 53°F12°C | 10 mph16 km/h Southwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| February 28 | 51°F11°C | 66°F19°C | 3 mph6 km/h from West | Partly Cloudy | Partly Cloudy |
| March 1 | 50°F10°C | 56°F14°C | 11 mph17 km/h from West | Mostly Cloudy | Drizzle |
| March 2 | 48°F9°C | 55°F13°C | 16 mph25 km/h from West | Windy | Mostly Clear |
| March 3 | 47°F8°C | 56°F14°C | 9 mph15 km/h from West | Partly Cloudy | Mostly Cloudy |
| March 4 | 48°F9°C | 54°F12°C | 5 mph9 km/h from Southwest | Drizzle | Drizzle |
| March 5 | 48°F9°C | 53°F12°C | 9 mph14 km/h from West | Rain | Rain |
| March 6 | 47°F8°C | 56°F13°C | 9 mph14 km/h from Northwest | Mostly Clear | Clear |
Yes
Low of 50°F10°C, High of 56°F14°CWind: 11 mph17 km/h
Precipitation: None