Recommended citation format: Schnitkey, G.  Cost Cutting for 2016: Budgeting for $4 Corn and $9.25 Soybeans . farmdoc daily (5):141, Department of Agricultural and Consumer Economics, University of Illinois at Urbana-Champaign, August 4, 2015.
Generally: The temperature rise occurs after ovulation, usually about 2 weeks before the period starts. 4. About a week or so before my period starts, during my period and sometimes a few days after ,I run a temperature that ranges 99 - 100.
You can also try charting your basal body temperature (your body's temperature when you're at rest) using a special thermometer. This has long been used as a traditional measure of fertility, because your temperature can increase by about 0.5 to 1 degrees following ovulation.