The ZEMA graph shows daily temperatures for January 2016, according to AccuWeather, for San Diego (red line), Chicago (green line), San Antonio (black line), and New York City (blue line). The temperatures are in degrees Celsius.
During January 2016, the temperature continued seasonally dropping in Chicago reaching -27 C. In New York, while fluctuating, it remained around the freezing point. San Diego and San Antonio continued enjoying nice and warm weather with the temperature fluctuating around +10C in the both locations.
Data Sources: AccuWeather