National Weather Service United States Department of Commerce

Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday. Read More >

September of 2019 started off where August left off, hot and mainly dry across south central and southeast Colorado. Colorado Springs set or tied 3 daily record high temperatures through the first 5 days of the month, while Pueblo tied or set 4 daily record highs through the first five days of September! Warm and mainly dry conditions continued through most of the rest of September, as upper level high pressure persisted across the Desert Southwest and Four Corners region.   For the month of September as a whole, well above normal temperatures and below normal precipitation were experienced across south central and southeast Colorado, save for a few pockets of above normal precipitation across the southeast Plains. 

The following graphics depict monthly temperature and precipitation departures from normal across the state for the past month of September.

  

The preliminary average temperature in Alamosa for the past month of September was 58.6 degrees. This is 3.6 degrees above normal and makes September of 2019 the 3rd warmest September on record, just behind the average temperatures of 59.0 degrees and 58.7 degrees recorded in September of 1933 and 2014, respectively.  Alamosa recorded 0.73 inches of precipitation through out the month of September, which is 0.18 inches below normal. 

 

The preliminary average temperature in Colorado Springs for the past month of September was 68.7 degrees. This is an amazing 7.8 degrees above normal and makes September of 2019 the warmest September on record in Colorado Springs by crushing the previous September average temperature record of 67.3 degrees, recorded in 2015. Colorado Springs recorded 0.32 inches of precipitation through out the month of September, which is 0.87 inches below normal. Of note, Colorado Springs tied or set 4 record high temperatures and 1 record high minimum temperature through out the month of September. 

 

The preliminary average temperature in Pueblo for the past month of September was 72.8 degrees. This is an amazing 8.1 degrees above normal and makes September of 2019 the warmest September on record in Pueblo by crushing the previous September average temperature record of 72.0 degrees, recorded in 2015.  Pueblo recorded 0.51 inches of precipitation through out the month of September, which is 0.26 inches below normal. Of note,  Pueblo tied or set 5 record high temperatures and 1 record high minimum temperature through out the month of September. 

 

Looking ahead into October, in Alamosa, the average high and low temperature of 68 degrees and 30 degrees on October 1st, cool to 55 degrees and 19 degrees by the end of the month. The average temperature for the month of October in Alamosa is 43.1 degrees.  Alamosa averages 0.68 inches of precipitation and 2.1 inches of snow through out the month of October. 

In Colorado Springs,  the average high and low temperature of 68 degrees and 41 degrees on October 1st, cool to 58 degrees and 31 degrees by the end of the month. The average temperature for the month of October in Colorado Springs is 49.4 degrees.  Colorado Springs averages 0.82 inches of precipitation and 2.9 inches of snow through out the month of October.  

In Pueblo, the average high temperature and low temperature of 75 degrees and 40 degrees on October 1st, cool to 64 degrees and 29 degrees by the end of the month. The average temperature for the month of October in Pueblo is 51.8 degrees.  Pueblo averages 0.72 inches of precipitation and 1.3 inches of snow through out the month of October.  

Below is the Climate Prediction Center's (CPC) temperature and precipitation outlook for the month of October, which gives slightly better chances of seeing above normal temperatures and above normal precipitation across southeast Colorado, with equal chances of above, below and near normal temperatures and precipitation across south central Colorado.