Yes

you do need a jacket based on the weather in Springfield, OH 45504, USA 1 second ago

Why? Because the cold's there, but it's just a reminder, not an invasion!
46°F8°C & Mostly Clear

Wind is 4 mph6 km/h from the Northwest, gusting to 6 mph10 km/h
October 25
12am45°F7°C4 mph7 km/h NorthMostly Clear
1am43°F6°C5 mph8 km/h NorthMostly Clear
2am41°F5°C4 mph7 km/h NortheastMostly Clear
3am40°F4°C5 mph8 km/h NortheastPartly Cloudy
4am38°F4°C5 mph8 km/h NortheastPartly Cloudy
5am37°F3°C5 mph8 km/h EastMostly Clear
6am37°F3°C5 mph8 km/h EastPartly Cloudy
7am36°F2°C4 mph7 km/h EastMostly Cloudy
8am35°F2°C5 mph7 km/h EastMostly Cloudy
9am35°F2°C5 mph8 km/h EastMostly Cloudy
10am35°F2°C5 mph7 km/h EastMostly Cloudy
11am35°F2°C4 mph7 km/h EastCloudy
DateLowHighWindDayNight
October 2431°F-0°C56°F13°C3 mph5 km/h from WestMostly ClearPartly Cloudy
October 2535°F2°C54°F12°C5 mph8 km/h from EastCloudyPartly Cloudy
October 2637°F3°C58°F15°C9 mph15 km/h from EastMostly ClearMostly Cloudy
October 2737°F3°C58°F15°C10 mph17 km/h from EastMostly CloudyPartly Cloudy
October 2840°F4°C54°F12°C12 mph20 km/h from EastPartly CloudyPartly Cloudy
October 2940°F5°C52°F11°C14 mph22 km/h from NortheastRainDrizzle
October 3041°F5°C51°F10°C11 mph18 km/h from NorthDrizzlePartly Cloudy

Yes

Low of 35°F2°C, High of 55°F13°C
Wind: 5 mph8 km/h
Precipitation: None

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