Yes

you do need a jacket based on the weather in Grants Pass, OR, USA 1 second ago

Why? Because it's bitterly cold.
50°F10°C & Cloudy

Wind is 7 mph11 km/h from the W, gusting to 15 mph24 km/h
April 29
3pm51°F10°C7 mph12 km/h WMostly Cloudy
4pm53°F12°C9 mph14 km/h WMostly Cloudy
5pm54°F12°C9 mph14 km/h WMostly Cloudy
6pm55°F13°C9 mph14 km/h NWMostly Cloudy
7pm56°F13°C8 mph13 km/h NWMostly Cloudy
8pm56°F14°C7 mph12 km/h NWPartly Cloudy
9pm55°F13°C7 mph12 km/h NWPartly Cloudy
10pm53°F12°C7 mph11 km/h NWPartly Cloudy
11pm50°F10°C6 mph9 km/h NWPartly Cloudy
April 30
12am47°F9°C5 mph8 km/h NWPartly Cloudy
1am45°F7°C4 mph7 km/h NWPartly Cloudy
2am43°F6°C4 mph6 km/h NWPartly Cloudy
DateLowHighWindDayNight
April 2941°F5°C57°F14°C7 mph11 km/h from WMostly CloudyPartly Cloudy
April 3035°F2°C57°F14°C5 mph8 km/h from WPartly CloudyPartly Cloudy
May 137°F3°C66°F19°C3 mph4 km/h from NMostly ClearPartly Cloudy
May 242°F5°C67°F20°C4 mph6 km/h from WPartly CloudyPartly Cloudy
May 342°F5°C72°F22°C3 mph5 km/h from WMostly CloudyRain
May 443°F6°C57°F14°C7 mph11 km/h from WDrizzleMostly Cloudy
May 538°F4°C64°F18°C5 mph8 km/h from WMostly CloudyMostly Cloudy

Yes

Low of 35°F2°C, High of 57°F14°C
Wind: 5 mph8 km/h
Precipitation: 7% rain

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