Yes

you do need a jacket based on the weather in Cheyenne, WY, USA 1 second ago

Why? Because there's a refreshing nip in the air and the wind is offering free, unsolicited face massages!
41°F5°C & Cloudy

Wind is 14 mph23 km/h from the Southeast, gusting to 21 mph33 km/h
April 3
4pm40°F5°C15 mph25 km/h SoutheastFlurries
5pm39°F4°C15 mph24 km/h SoutheastCloudy
6pm37°F3°C14 mph22 km/h SoutheastSnow
7pm35°F2°C15 mph24 km/h SoutheastSnow
8pm34°F1°C13 mph22 km/h SoutheastCloudy
9pm33°F0°C11 mph17 km/h SoutheastCloudy
10pm32°F-0°C10 mph16 km/h SoutheastCloudy
11pm31°F-1°C9 mph14 km/h EastCloudy
April 4
12am30°F-1°C8 mph12 km/h EastCloudy
1am30°F-1°C6 mph10 km/h EastCloudy
2am29°F-1°C5 mph9 km/h EastCloudy
3am29°F-2°C5 mph7 km/h EastCloudy
DateLowHighWindDayNight
April 322°F-6°C41°F5°C11 mph17 km/h from SoutheastSnowCloudy
April 423°F-5°C34°F1°C19 mph30 km/h from NorthWindyMostly Cloudy
April 518°F-8°C41°F5°C8 mph13 km/h from NorthMostly ClearMostly Clear
April 625°F-4°C52°F11°C15 mph24 km/h from NorthwestMostly ClearMostly Clear
April 729°F-1°C61°F16°C10 mph16 km/h from WestMostly ClearPartly Cloudy
April 839°F4°C62°F16°C19 mph30 km/h from WestWindyPartly Cloudy
April 938°F4°C62°F16°C19 mph30 km/h from WestWindyClear

Yes

Low of 23°F-5°C, High of 34°F1°C
Wind: 19 mph30 km/h
Precipitation: None

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