National Climate Report - Annual 2012
Year-to-Date Temperature Evolution
« National Climate Report - Annual 2012
- Year-to-date Temperature Anomalies
- Year-to-Date Temperature Evolution
- Warmest Seasons and Calendar Year Periods on Record
- Warmest 12-month consecutive periods for the CONUS
- Divisional Temperature Departures and Evolution of Drought
- Known All-Time Temperature Records Tied or Broken
- Summer - Days over 100°F
- Annual Extremes
- 2012 By The Numbers
- 2012 National Top 10 Weather/Climate Events
Year-to-Date Temperature Evolution
This time series shows the 2012 year-to-date temperature evoluation through December, which was the warmest year on record for the lower 48. The year-to-date evolution of the contiguous U.S. temperatures for each year back to 1895 are also shown, with the five warmest and five coolest years highlighted. The January-December 2012 contiguous U.S. average temperature was 55.3°F, 3.3°F above average, and 1.0°F warmer than the previous record warm year in 1998. The data for 2012 are preliminary.