737
CDUS45 KBOU 200733
CLIBDU
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
1233 AM MST SAT DEC 20 2025
...............................
..THE BOULDER AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 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 70 46 24 61
MINIMUM 45 20 25 32
AVERAGE 58 33 25 47
DEGREE DAYS
HEATING
YESTERDAY 7
MONTH TO DATE 407
COOLING
YESTERDAY 0
MONTH TO DATE 0
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WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 52 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 73 HIGHEST GUST DIRECTION W (260)
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
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THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 MM MM
MINIMUM TEMPERATURE (F) 20 MM MM
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 719 AM MST SUNSET 438 PM MST
DECEMBER 21 2025......SUNRISE 719 AM MST SUNSET 439 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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