Yes

you do need a jacket based on the weather in Denver, CO 80218, USA 1 second ago

Why? Because too cold for just a hoodie, too warm for a parka!
42°F6°C & Mostly Clear

Wind is 2 mph4 km/h from the South, gusting to 7 mph11 km/h
October 21
4pm49°F9°C2 mph3 km/h SouthClear
5pm56°F13°C1 mph2 km/h EastClear
6pm61°F16°C4 mph6 km/h NortheastClear
7pm64°F18°C5 mph9 km/h NortheastClear
8pm66°F19°C5 mph8 km/h NortheastClear
9pm67°F20°C4 mph7 km/h NortheastClear
10pm68°F20°C5 mph8 km/h NortheastClear
11pm67°F20°C5 mph8 km/h NortheastClear
October 22
12am63°F17°C4 mph7 km/h NortheastClear
1am59°F15°C4 mph6 km/h NortheastClear
2am55°F13°C3 mph5 km/h NorthwestClear
3am51°F11°C3 mph5 km/h NorthwestClear
DateLowHighWindDayNight
October 2134°F1°C68°F20°C4 mph6 km/h from NortheastClearClear
October 2238°F3°C68°F20°C4 mph6 km/h from EastMostly ClearMostly Clear
October 2341°F5°C65°F18°C5 mph8 km/h from NorthMostly CloudyCloudy
October 2444°F7°C61°F16°C3 mph5 km/h from NorthMostly ClearClear
October 2542°F5°C71°F22°C4 mph7 km/h from SoutheastClearMostly Cloudy
October 2646°F8°C65°F18°C4 mph6 km/h from EastMostly CloudyPartly Cloudy
October 2738°F3°C50°F10°C9 mph15 km/h from NorthDrizzleClear

Yes

Low of 37°F3°C, High of 69°F21°C
Wind: 4 mph6 km/h
Precipitation: None

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