Yes

you do need a jacket based on the weather in Woodland Park, CO 80863, USA 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
58°F15°C & Mostly Clear

Wind is 7 mph11 km/h from the West, gusting to 16 mph25 km/h
September 16
12pm61°F16°C9 mph14 km/h WestMostly Clear
1pm65°F18°C9 mph14 km/h WestMostly Clear
2pm67°F19°C9 mph14 km/h WestPartly Cloudy
3pm68°F20°C8 mph13 km/h WestMostly Cloudy
4pm69°F20°C7 mph11 km/h WestCloudy
5pm68°F20°C6 mph10 km/h SouthwestCloudy
6pm63°F17°C15 mph24 km/h SouthwestCloudy
7pm57°F14°C6 mph10 km/h WestCloudy
8pm55°F13°C4 mph7 km/h WestMostly Cloudy
9pm53°F12°C3 mph5 km/h NorthMostly Cloudy
10pm50°F10°C4 mph6 km/h NorthwestMostly Cloudy
11pm48°F9°C3 mph5 km/h NorthwestPartly Cloudy
DateLowHighWindDayNight
September 1645°F7°C69°F21°C7 mph12 km/h from WestMostly CloudyMostly Clear
September 1741°F5°C62°F17°C4 mph6 km/h from NorthMostly ClearPartly Cloudy
September 1841°F5°C59°F15°C4 mph6 km/h from NortheastPartly CloudyMostly Clear
September 1940°F5°C66°F19°C4 mph7 km/h from SouthPartly CloudyPartly Cloudy
September 2045°F7°C67°F20°C6 mph9 km/h from WestPartly CloudyMostly Clear
September 2146°F8°C67°F20°C6 mph10 km/h from WestMostly ClearMostly Clear
September 2246°F8°C67°F20°C5 mph7 km/h from WestMostly ClearMostly Clear

Yes

Low of 41°F5°C, High of 63°F17°C
Wind: 4 mph6 km/h
Precipitation: 15% rain

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