A string of record breaking maximum temperatures and numerous fires and almost no precipitation in Colorado during the month of June 2012 had people wondering - What's up with the weather? For example Boulder, Colorado had the hottest average maximum temperature (91.2° F) for the month of June. The period from March to June was the driest in the city's weather records dating back to 1894. Is this natural variation? Is it climate change? Has this happened before? The pages below give some background information to help answer these questions.
- Regional Trends
- Colorado Story
- Historical Analog
- Colorado Fires
- Is This Climate Change?
- Additional Information
- Acreage - 2,199,484
- Number - 28,420
- Acreage - 2,461,795
- Number - 39,502
- Acreage - 3,779,450
- Number - 57,609
- How have changing conditions over the Southwest been symptomatic of human-induced climate change?
- Is recent Southwest dryness a symptom of human-induced climate change?
- Hoerling, M.P., M. Dettinger, K. Wolter, J. Lukas, J. Eischeid, R. Nemani, B. Liebmann, and K. E. Kunkel, 2012. Evolving Weather and Climate Conditions of the Southwest United States. Chapter 5 in Garfin, G., Jardine, A., Merideth, R., Black, M. and Overpeck, J., (eds.) Assessment of Climate Change in the Southwest United States: a Technical Report Prepared for the U.S. National Climate Assessment. Tucson, AZ: Southwest Climate Alliance. (in press)
- McQueen, H. R. and H. J. Shellum, 1956: The Heat Wave From the Intermountain Area to the Northern Great Lakes, June 9-13, 1956. Mon. Wea. Rev., 84, 242–251.
- Christian Science Monitor, Death Valley heat in Kansas? How the end of June got so hot