How is the weather for month of january in Inner Mongolia? It is good time to travel?

According to the previous weather data, the temperature will be 10 F to 30 F. Although there will be many sunny days, the climate will be extremely cold. To be honest, it's not a good time to tour around. You can change your travel plan. July to October can be regarded as the best period. You can see vast and exuberant grassland.