No

you don't need a jacket based on the weather in Perth WA, Australia 1 second ago

61°F16°C & Clear

Wind is 7 mph11 km/h from the North, gusting to 17 mph27 km/h
July 26
4am61°F16°C7 mph12 km/h NorthMostly Clear
5am58°F15°C6 mph10 km/h NorthMostly Clear
6am56°F13°C5 mph9 km/h NorthClear
7am54°F12°C5 mph8 km/h NorthClear
8am52°F11°C5 mph8 km/h NortheastClear
9am49°F10°C5 mph9 km/h NortheastClear
10am48°F9°C6 mph9 km/h NortheastClear
11am47°F8°C6 mph10 km/h NortheastMostly Clear
12pm47°F8°C7 mph11 km/h NortheastMostly Clear
1pm47°F8°C7 mph12 km/h NortheastPartly Cloudy
2pm46°F8°C8 mph13 km/h NortheastMostly Clear
3pm46°F8°C8 mph14 km/h NortheastMostly Clear
DateLowHighWindDayNight
July 2537°F3°C61°F16°C6 mph10 km/h from NorthClearMostly Clear
July 2645°F7°C55°F13°C13 mph20 km/h from NorthwestRainDrizzle
July 2742°F6°C53°F12°C10 mph16 km/h from SouthDrizzleMostly Clear
July 2839°F4°C58°F14°C7 mph11 km/h from SouthPartly CloudyClear
July 2938°F3°C61°F16°C3 mph6 km/h from NortheastMostly ClearMostly Clear
July 3041°F5°C65°F18°C6 mph9 km/h from NorthMostly ClearClear
July 3147°F8°C66°F19°C13 mph21 km/h from NorthMostly ClearRain

Yes

Low of 46°F8°C, High of 55°F13°C
Wind: 13 mph20 km/h
Precipitation: 93% rain

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