Decatur weather in January (Illinois, United States of America)
Thinking of visiting Decatur in January? Check the weather first! Check out this detailed guide to the month’s weather conditions.
Temperatures
In January, Decatur tends to experience low temperatures and moderate snow/rainfall. January is typically considered a winter month. Throughout the day, temperatures typically settle at around 2°C. But by evening, they drop to around -7°C. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.
Precipitation
Decatur in January usually receives moderate snow/rainfall, averaging around 43 mm for the month. With virtually no rain, this driest month of the year is perfect for exploring the outdoors. Typically, you can expect about 8 days of snow/rain this month.Average sunshine
The area experiences a moderate amount of sunshine, with approximately 160 hours of sunlight expected. This makes it neither too gloomy nor overly bright.If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Decatur. August and September generally stand out with the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Decatur climate page with graphs.
Decatur, monthly averages in January
Min Temperature
-7°C
Max Temperature
2°C
Chance of Rain
27%
Precipitation
43 mm
Rainy days
8 days
Humidity
73% *
Sunshine
160 hours *
Percentage Sunshine
53% *
Where to go in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Decatur.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
