Yes
you do need a jacket based on the weather in Pleasant Hill, CA, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
54°F12°C & Mostly Clear
Wind is 4 mph7 km/h from the South, gusting to 7 mph12 km/h
| May 21 | ||||
| 8am | 53°F12°C | 4 mph6 km/h South | Clear | |
| 9am | 53°F12°C | 4 mph7 km/h South | Clear | |
| 10am | 55°F13°C | 3 mph6 km/h Southwest | Clear | |
| 11am | 61°F16°C | 3 mph5 km/h Southwest | Clear | |
| 12pm | 66°F19°C | 2 mph3 km/h West | Clear | |
| 1pm | 71°F22°C | 3 mph5 km/h Northwest | Clear | |
| 2pm | 75°F24°C | 4 mph6 km/h Northwest | Clear | |
| 3pm | 79°F26°C | 5 mph8 km/h West | Clear | |
| 4pm | 82°F28°C | 7 mph11 km/h West | Clear | |
| 5pm | 84°F29°C | 9 mph14 km/h West | Clear | |
| 6pm | 84°F29°C | 10 mph16 km/h West | Clear | |
| 7pm | 83°F28°C | 10 mph16 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 21 | 53°F12°C | 84°F29°C | 7 mph10 km/h from West | Clear | Clear |
| May 22 | 53°F12°C | 76°F25°C | 11 mph18 km/h from Southwest | Clear | Mostly Clear |
| May 23 | 50°F10°C | 70°F21°C | 10 mph16 km/h from Southwest | Mostly Clear | Partly Cloudy |
| May 24 | 51°F10°C | 75°F24°C | 8 mph12 km/h from Southwest | Clear | Mostly Clear |
| May 25 | 52°F11°C | 72°F22°C | 10 mph16 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| May 26 | 53°F11°C | 75°F24°C | 9 mph15 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| May 27 | 53°F12°C | 70°F21°C | 10 mph16 km/h from Southwest | Mostly Clear | Partly Cloudy |
Yes
Low of 53°F12°C, High of 76°F25°CWind: 11 mph18 km/h
Precipitation: None