From May 2014 to the last Thursday of June 2014, the temperature increased in all observed North American cities except for San Diego with the onset of summer. The monthly average temperature rose in Chicago by 6 degrees to 22 Celsius (C), in San Antonio by 4 degrees to 23C, and in New York city by 6 degrees to 30C. By contrast, the temperature in San Diego slightly dropped by 1 degree to 20C.
In June 2014, the two-year average in all observed cities fluctuated between 0 and 1 degree. When comparing the past two-year average of June temperatures to June 2014 temperatures, this year’s June felt the same in Chicago and San Antonio, while San Diego and New York were slightly different. In June 2014, San Diego city felt 1 degree warmer than the city’s past two-year temperature average, whereas the Big Apple felt 1 degree cooler for the same period.
Data Sources: AccuWeather