Decatur · United States
Weather in Decatur in January
In January the typical daytime high in Decatur is 1.6 °C on average, from 2.6 °C at the start to 2.2 °C at the end of the month.
The last 10 years were 0.5 °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 Rock Is L&D (231 km) and Columbus (271 km); nearer ones count more.