238
CDUS45 KBOU 120745
CLIDEN
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
145 AM MDT FRI SEP 12 2025
...............................
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 11 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 1223 PM 97 2021 82 4 86
MINIMUM 61 1133 PM 32 1898 52 9 57
AVERAGE 74 67 7 72
PRECIPITATION (IN)
YESTERDAY 0.09 0.75 1913 0.05 0.04 0.00
MONTH TO DATE 0.09 0.49 -0.40 0.30
SINCE OCT 1 15.32 13.62 1.70 11.87
SINCE JAN 1 13.19 11.64 1.55 11.05
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 12 17 -5 0
SINCE SEP 1 12 17 -5 0
SINCE JUL 1 12 30 -18 3
COOLING
YESTERDAY 9 4 5 7
MONTH TO DATE 52 56 -4 87
SINCE SEP 1 52 56 -4 87
SINCE JAN 1 829 799 30 1045
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WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 700 AM
LOWEST 24 1200 PM
AVERAGE 54
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THE DENVER CO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 94 1911
MINIMUM TEMPERATURE (F) 52 31 1902
SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE 637 AM MDT SUNSET 712 PM MDT
SEPTEMBER 13 2025.....SUNRISE 638 AM MDT SUNSET 710 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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