Ncdc.noaa.go - 6/14/13
- limate Highlights — year-to-date (January — May)
- The year-to-date national temperature of 43.6°F was 0.2°F above the 20th century average. Below-average temperatures were observed for much of the central United States, from Rockies to the Mid-Atlantic. The Northeast and parts of the West had above-average year-to-date temperatures.
- The January-May precipitation total for the contiguous U.S. was 12.28 inches, 0.33 inch above average. North Dakota, Minnesota, Wisconsin, Missouri, and Mississippi each had a top ten wet 5-month period; Iowa, Illinois, and Michigan were record wet during January-May.
- The West, Southern Plains, and Northeast were drier than average. Oregon, Nevada, Idaho each had a top ten dry year-to-date period, while California had its driest January-May on record with 4.09 inches of precipitation, 9.87 inches below average.
- During both the year-to-date and 3-month timescales, the number of fires, acreage burned, and acres burned per fire were record low.
- The USCEI for the year-to-date period was near average. However, several of the components were above average. The component for extremes in 1-day precipitation totals was 200 percent of average and the highest value on record for the 5-month period, while the component that examines the spatial extent of drought was 270 percent of average and the ninth highest
- Link: http://www.ncdc.noaa.gov/sotc/national/2013/5
