474
CDUS45 KBOU 110748
CLIDEN
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
148 AM MDT THU SEP 11 2025
...............................
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 10 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 91 228 PM 99 2021 82 9 90
MINIMUM 52 600 AM 35 1878 52 0 60
1898
2020
AVERAGE 72 67 5 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.52 1924 0.04 -0.04 0.00
MONTH TO DATE T 0.44 -0.44 0.30
SINCE OCT 1 15.23 13.57 1.66 11.87
SINCE JAN 1 13.10 11.59 1.51 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 15 -3 0
SINCE SEP 1 12 15 -3 0
SINCE JUL 1 12 28 -16 3
COOLING
YESTERDAY 7 4 3 10
MONTH TO DATE 43 52 -9 80
SINCE SEP 1 43 52 -9 80
SINCE JAN 1 820 795 25 1038
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 11.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 600 AM
LOWEST 16 200 PM
AVERAGE 45
......................................................
THE DENVER CO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 97 2021
MINIMUM TEMPERATURE (F) 52 32 1898
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 636 AM MDT SUNSET 713 PM MDT
SEPTEMBER 12 2025.....SUNRISE 637 AM MDT SUNSET 712 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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