248
CDUS45 KBOU 180730
CLIDEN
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
1230 AM MST THU DEC 18 2025
...............................
..THE DENVER CO CLIMATE SUMMARY FOR DECEMBER 17 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 71 120 PM 73 1980 43 28 53
MINIMUM 38 530 AM -15 2016 18 20 24
AVERAGE 55 31 24 39
PRECIPITATION (IN)
YESTERDAY T 0.42 1934 0.01 -0.01 0.00
MONTH TO DATE 0.26 0.19 0.07 T
SINCE OCT 1 0.49 1.82 -1.33 2.09
SINCE JAN 1 15.35 14.32 1.03 14.08
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 4.3
SINCE DEC 1 4.3
SINCE JUL 1 4.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 10 35 -25 26
MONTH TO DATE 402 566 -164 441
SINCE DEC 1 402 566 -164 441
SINCE JUL 1 1412 1887 -475 1454
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 848 849 -1 1155
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 47 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 65 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 18.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 800 PM
LOWEST 11 1100 PM
AVERAGE 41
......................................................
THE DENVER CO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 68 2013
MINIMUM TEMPERATURE (F) 18 -12 1909
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 715 AM MST SUNSET 436 PM MST
DECEMBER 19 2025......SUNRISE 716 AM MST SUNSET 436 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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