Yes
you do need a jacket based on the weather in Mandurah WA, Australia 1 second ago
Why? Because it's cool. Pleasantly cool, but cool.
53°F12°C & Partly Cloudy
Wind is 4 mph7 km/h from the SE, gusting to 6 mph9 km/h
| May 5 | ||||
| 7pm | 53°F11°C | 5 mph7 km/h SE | Partly Cloudy | |
| 8pm | 54°F12°C | 5 mph8 km/h SE | Partly Cloudy | |
| 9pm | 56°F13°C | 5 mph8 km/h SE | Partly Cloudy | |
| 10pm | 60°F16°C | 5 mph8 km/h SE | Mostly Clear | |
| 11pm | 64°F18°C | 6 mph10 km/h SE | Partly Cloudy | |
| May 6 | ||||
| 12am | 66°F19°C | 6 mph10 km/h SE | Partly Cloudy | |
| 1am | 68°F20°C | 6 mph10 km/h S | Mostly Clear | |
| 2am | 69°F20°C | 7 mph11 km/h S | Mostly Clear | |
| 3am | 70°F21°C | 8 mph13 km/h S | Mostly Clear | |
| 4am | 69°F21°C | 9 mph15 km/h S | Partly Cloudy | |
| 5am | 68°F20°C | 9 mph14 km/h S | Mostly Clear | |
| 6am | 66°F19°C | 8 mph13 km/h S | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 5 | 53°F11°C | 70°F21°C | 7 mph11 km/h from S | Mostly Clear | Clear |
| May 6 | 55°F13°C | 78°F25°C | 9 mph15 km/h from E | Clear | Clear |
| May 7 | 60°F16°C | 78°F25°C | 11 mph17 km/h from E | Partly Cloudy | Cloudy |
| May 8 | 65°F18°C | 79°F26°C | 16 mph26 km/h from NE | Windy | Partly Cloudy |
| May 9 | 65°F18°C | 73°F23°C | 15 mph23 km/h from N | Rain | Rain |
| May 10 | 62°F17°C | 73°F23°C | 11 mph18 km/h from NW | Partly Cloudy | Partly Cloudy |
| May 11 | 61°F16°C | 74°F23°C | 12 mph19 km/h from NW | Mostly Cloudy | Partly Cloudy |
Yes
Low of 55°F13°C, High of 78°F26°CWind: 9 mph15 km/h
Precipitation: None