Strong La Nina conditions brewing across the eastern Pacific Ocean has kept the storm track mainly across the Northern Rockies through the fall season (September, October and November), and has helped to make Fall of 2010 one of the driest and warmest on record for much of southeast Colorado.
In Colorado Springs, the average temperature for the fall season of 2010 was 52.9F. This is 4.6F above normal and makes Fall of 2010 the second warmest on record, well behind the average temperature of 55.2F recorded in the Fall of 1963. Colorado Springs received only 0.59 inches of precipitation for the fall season of 2010. This is 1.59 inches below normal for the season and makes Fall of 2010 the fifth driest on record, just behind the 0.54 inches recorded in the Fall of 1948, 1924 and 1919, and the 0.56 inches recorded in the Fall of 1943. In addition, Colorado Springs has received only 9.31 inches of precipitation to date for the entire year of 2010. This is nearly 8 inches (7.80) below normal to date, and makes 2010 the ninth driest year, thus far, on record in Colorado Springs.
In Pueblo, 0.27 inches of precipitation was recorded through the Fall of 2010. This is 1.79 inches below the seasonal average and makes Fall of 2010 the third driest on record, behind the 0.19 inches recorded in the Fall of 1948 and the 0.22 inches recorded in the Fall of 1977. The average temperature recorded in Pueblo for the Fall of 2010 was 53.9F. This is 2F above the seasonal average, and makes 2010 the 34th warmest Fall on record, well behind the 58.2F recorded in 1963.