Yes

you do need a jacket based on the weather in Payson, UT, USA 1 second ago

Why? Because there's a refreshing nip in the air!
46°F8°C & Mostly Clear

Wind is 4 mph7 km/h from the South, gusting to 5 mph8 km/h
April 9
5am46°F8°C4 mph7 km/h SouthClear
6am45°F7°C2 mph3 km/h SoutheastClear
7am44°F6°C3 mph5 km/h SouthClear
8am44°F6°C3 mph5 km/h SouthMostly Clear
9am43°F6°C3 mph4 km/h SouthMostly Clear
10am45°F7°C3 mph5 km/h SouthMostly Clear
11am51°F10°C2 mph3 km/h SouthMostly Clear
12pm55°F13°C1 mph2 km/h NorthwestPartly Cloudy
1pm58°F15°C3 mph4 km/h NorthwestMostly Clear
2pm62°F16°C4 mph6 km/h NorthMostly Clear
3pm64°F18°C4 mph7 km/h NorthPartly Cloudy
4pm67°F19°C5 mph8 km/h NorthPartly Cloudy
DateLowHighWindDayNight
April 943°F6°C69°F21°C4 mph6 km/h from NorthMostly ClearClear
April 1045°F7°C75°F24°C4 mph6 km/h from NorthMostly ClearMostly Clear
April 1151°F11°C79°F26°C6 mph10 km/h from SouthwestMostly ClearPartly Cloudy
April 1252°F11°C74°F23°C11 mph18 km/h from SouthwestMostly CloudyPartly Cloudy
April 1339°F4°C55°F13°C7 mph11 km/h from NorthwestMostly ClearClear
April 1434°F1°C62°F17°C4 mph6 km/h from NorthClearMostly Clear
April 1538°F4°C71°F22°C4 mph6 km/h from NorthwestClearMostly Clear

Yes

Low of 45°F7°C, High of 75°F24°C
Wind: 4 mph6 km/h
Precipitation: None

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