464
CDUS45 KBOU 182331
CLIDEN
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
431 PM MST THU DEC 18 2025
...............................
..THE DENVER CO CLIMATE SUMMARY FOR DECEMBER 18 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 45 320 PM 68 2013 43 2 55
MINIMUM 29 719 AM -12 1909 18 11 18
AVERAGE 37 30 7 37
PRECIPITATION (IN)
TODAY 0.00 0.60 1973 0.01 -0.01 0.00
MONTH TO DATE 0.26 0.20 0.06 T
SINCE OCT 1 0.49 1.83 -1.34 2.09
SINCE JAN 1 15.35 14.33 1.02 14.08
DEGREE DAYS
HEATING
TODAY 28 35 -7 28
MONTH TO DATE 430 601 -171 469
SINCE DEC 1 430 601 -171 469
SINCE JUL 1 1440 1922 -482 1482
COOLING
TODAY 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 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 32 700 AM
LOWEST 9 1200 AM
AVERAGE 21
......................................................
THE DENVER CO CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 67 1917
2023
MINIMUM TEMPERATURE (F) 18 -10 1989
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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