The closest station we have for data is located at the Sand Creek Massacre site and it labeled SCM01 on the chart. For a daily summary of the soil temperatures click here. Make sure you use a date from the day before.
If you would like information from other data stations from around the state click here then choose the station on the map from which you would like data.
Greencastonline has map data but not specific numbers here
Agweb also has map data here
AgFax data here