Weather in Waterloo in January
How warm is it in Waterloo in January?
In January the typical daytime high in Waterloo is -0.9 °C on average, from -0.1 °C at the start to -0.4 °C at the end of the month.
That is 2.7 °C cooler than in December and 2.9 °C cooler than in February.
The last 10 years were 0.9 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Cedar Rapids (79 km) and Rock Is L&D (183 km); nearer ones count more.