Periods of monsoonal moisture contributed to rain and clouds in August 2014. Coupled with the occasional cold front, the end result was a month that saw temperatures below normal and regular daily thunderstorms.
Thornton’s average temperature for the month came in at 68.2 degrees. This was more than four degrees cooler than Denver’s long term August average of 72.5 degrees. Out at Denver International Airport it was similarly cool with an average reading of 70.6 degrees.
Temperatures in Thornton ranged from a high of 94.4 degrees on the 17th down to a low of 47.6 degrees on the 30th. Only six days saw readings of 90 degrees or higher.
Denver’s warmest reading of 91 degrees occurred on the 17th and again on the 19th. Low readings of 52 degrees were seen on four days during the month. Four 90 degree days were recorded at DIA.
In terms of precipitation, Thornton measured 1.55 inches in the rain bucket over the course of the month. This was slightly below Denver’s August average of 1.69 inches.
The airport however fared better with 2.73 inches as many of the afternoon storms didn’t really get started until they were past Thornton.
Click here to view Thornton’s August 2014 climate report.
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOULDER, CO
136 PM MDT MON SEP 1 2014
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...THE DENVER CO CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2014...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2014
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 105 08/08/1878
LOW 40 08/26/1910
08/25/1910
08/24/1910
08/22/1904
HIGHEST 91 08/19 105 -14 99 08/20
08/17
LOWEST 52 08/31 40 12 52 08/09
08/30
08/25
08/24
AVG. MAXIMUM 83.8 87.2 -3.4 89.4
AVG. MINIMUM 57.4 57.9 -0.5 59.8
MEAN 70.6 72.5 -1.9 74.6
DAYS MAX >= 90 4 11.5 -7.5 16
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.85 1979
MINIMUM 0.02 1924
TOTALS 2.73 1.69 1.04 2.78
DAILY AVG. 0.09 0.05 0.04 0.09
DAYS >= .01 13 8.6 4.4 7
DAYS >= .10 5 4.3 0.7 2
DAYS >= .50 3 1.2 1.8 2
DAYS >= 1.00 0 0.3 -0.3 1
GREATEST
24 HR. TOTAL 1.45 08/25 TO 08/26
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0
TOTALS 0.0 0.0
DEGREE_DAYS
HEATING TOTAL 2 10 -8 0
SINCE 7/1 7 16 -9 0
COOLING TOTAL 182 244 -62 308
SINCE 1/1 613 688 -75 866
FREEZE DATES
RECORD
EARLIEST 09/08/1962
LATEST 06/08/2007
EARLIEST 10/07
LATEST 05/05
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WIND (MPH)
AVERAGE WIND SPEED 8.9
RESULTANT WIND SPEED/DIRECTION 3/194
HIGHEST WIND SPEED/DIRECTION 48/320 DATE 08/25
HIGHEST GUST SPEED/DIRECTION 48/320 DATE 08/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 5
NUMBER OF DAYS PC 24
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 53
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 14 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 4
LIGHT RAIN 17 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.