Yes

you do need a jacket based on the weather in Ames, IA, USA 1 second ago

Why? Because it's pretty chilly and it's so windy, your hat has officially retired from your head!
55°F13°C & Cloudy

Wind is 13 mph21 km/h from the North, gusting to 20 mph32 km/h
April 18
7am55°F13°C14 mph22 km/h NorthCloudy
8am54°F12°C14 mph23 km/h NorthCloudy
9am52°F11°C15 mph24 km/h NorthCloudy
10am52°F11°C14 mph23 km/h NorthCloudy
11am51°F11°C15 mph25 km/h NorthWindy
12pm50°F10°C16 mph26 km/h NorthWindy
1pm49°F10°C17 mph27 km/h NorthWindy
2pm50°F10°C15 mph25 km/h NorthWindy
3pm51°F10°C16 mph25 km/h NorthWindy
4pm52°F11°C14 mph23 km/h NorthCloudy
5pm52°F11°C14 mph22 km/h NorthCloudy
6pm52°F11°C13 mph21 km/h NorthCloudy
DateLowHighWindDayNight
April 1847°F8°C64°F18°C14 mph23 km/h from NorthCloudyMostly Cloudy
April 1939°F4°C55°F13°C10 mph16 km/h from NorthPartly CloudyMostly Cloudy
April 2041°F5°C50°F10°C15 mph24 km/h from EastRainRain
April 2139°F4°C66°F19°C11 mph18 km/h from NorthwestPartly CloudyMostly Clear
April 2249°F9°C73°F23°C11 mph18 km/h from SouthwestPartly CloudyPartly Cloudy
April 2349°F10°C67°F20°C8 mph12 km/h from EastRainRain
April 2451°F10°C64°F18°C12 mph20 km/h from EastDrizzleDrizzle

Yes

Low of 39°F4°C, High of 55°F13°C
Wind: 10 mph16 km/h
Precipitation: None

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