Yes
you do need a jacket based on the weather in Waterloo, IA, USA 1 second ago
Why? Because it's cold. simple as that.
39°F4°C & Cloudy
Wind is 6 mph9 km/h from the SE, gusting to 10 mph16 km/h
| December 2 | ||||
| 2pm | 39°F4°C | 6 mph10 km/h SE | Cloudy | |
| 3pm | 39°F4°C | 7 mph11 km/h SE | Cloudy | |
| 4pm | 39°F4°C | 7 mph11 km/h SE | Cloudy | |
| 5pm | 38°F3°C | 6 mph9 km/h SE | Cloudy | |
| 6pm | 37°F3°C | 5 mph8 km/h SE | Cloudy | |
| 7pm | 36°F2°C | 4 mph7 km/h SE | Cloudy | |
| 8pm | 36°F2°C | 5 mph8 km/h SE | Cloudy | |
| 9pm | 35°F2°C | 5 mph8 km/h SE | Cloudy | |
| 10pm | 34°F1°C | 5 mph8 km/h SE | Cloudy | |
| 11pm | 34°F1°C | 4 mph7 km/h SE | Cloudy | |
| December 3 | ||||
| 12am | 33°F1°C | 4 mph6 km/h SE | Cloudy | |
| 1am | 33°F0°C | 3 mph5 km/h SE | Flurries | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 2 | 29°F-2°C | 39°F4°C | 5 mph8 km/h from SE | Cloudy | Snow |
| December 3 | 27°F-3°C | 41°F5°C | 4 mph6 km/h from NW | Mostly Cloudy | Partly Cloudy |
| December 4 | 25°F-4°C | 41°F5°C | 9 mph14 km/h from S | Mostly Cloudy | Partly Cloudy |
| December 5 | 26°F-3°C | 39°F4°C | 14 mph22 km/h from NW | Mostly Cloudy | Partly Cloudy |
| December 6 | 25°F-4°C | 43°F6°C | 10 mph17 km/h from S | Mostly Cloudy | Partly Cloudy |
| December 7 | 34°F1°C | 55°F13°C | 9 mph14 km/h from SW | Partly Cloudy | Partly Cloudy |
| December 8 | 33°F1°C | 46°F8°C | 10 mph17 km/h from NW | Partly Cloudy | Mostly Cloudy |
Yes
Low of 28°F-3°C, High of 41°F5°CWind: 4 mph6 km/h
Precipitation: None