Climatological Report (Monthly)
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
008
CXUS55 KBOU 011939
CLMDEN
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
139 PM MDT MON SEP 01 2025
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...THE DENVER CO CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 105 08/08/1878
LOW 40 08/26/1910
08/25/1910
08/24/1910
HIGHEST 99 08/07 105 -6 102 08/04
LOWEST 51 08/11 40 11 50 08/30
AVG. MAXIMUM 87.7 87.5 0.2 90.6
AVG. MINIMUM 59.8 58.3 1.5 60.6
MEAN 73.8 72.9 0.9 75.6
DAYS MAX >= 90 15 13.8 1.2 19
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 4.12 1.58 2.54 0.92
DAILY AVG. 0.13 0.05 0.08 0.03
DAYS >= .01 9 7.5 1.5 9
DAYS >= .10 4 3.6 0.4 3
DAYS >= .50 4 1.0 3.0 0
DAYS >= 1.00 2 0.2 1.8 0
GREATEST
24 HR. TOTAL 1.43 08/10 TO 08/10 0.30 08/12 TO 08/13
STORM TOTAL 1.43 0.25
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 0.0 MM
DEGREE DAYS
HEATING TOTAL 0 9 -9 3
SINCE 7/1 0 9 -9 MM
COOLING TOTAL 279 254 25 340
SINCE 1/1 777 743 34 MM
FREEZE DATES
RECORD
EARLIEST 09/08/1962
LATEST 06/08/2007
EARLIEST MM
LATEST 04/29
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WIND (MPH)
AVERAGE WIND SPEED 9.5
RESULTANT WIND SPEED/DIRECTION 2/180
HIGHEST WIND SPEED/DIRECTION 39/030 DATE 08/08
HIGHEST GUST SPEED/DIRECTION 53/130 DATE 08/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.51
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 21
NUMBER OF DAYS CLOUDY 2
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 12 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 4
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 7 FOG W/VIS <= 1/4 MILE 2
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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