CDUS45 KBOU 160731
CLIBDU

CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
1231 AM MST TUE DEC 16 2025

...................................

...THE BOULDER AIRPORT CLIMATE SUMMARY FOR DECEMBER 15 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999


WEATHER ITEM   OBSERVED NORMAL DEPARTURE LAST
                VALUE   VALUE  FROM      YEAR
                               NORMAL
................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         66     46     20       54
  MINIMUM         36     21     15       32
  AVERAGE         51     33     18       43

DEGREE DAYS
 HEATING
  YESTERDAY       14
  MONTH TO DATE  353

 COOLING
  YESTERDAY        0
  MONTH TO DATE    0
................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM
 LOWEST     MM
 AVERAGE    MM

..........................................................


THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        MM        MM
 MINIMUM TEMPERATURE (F)   21        MM        MM


SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE   717 AM MST   SUNSET   437 PM MST
DECEMBER 17 2025......SUNRISE   717 AM MST   SUNSET   437 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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