Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KBOU 260731
CLIBDU
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
131 AM MDT FRI SEP 26 2025
...................................
...THE BOULDER AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 79 75 4 86
MINIMUM 46 45 1 54
AVERAGE 63 60 3 70
DEGREE DAYS
HEATING
YESTERDAY 2
MONTH TO DATE 47
COOLING
YESTERDAY 0
MONTH TO DATE 82
................................................
WIND (MPH)
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (230)
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) 75 MM MM
MINIMUM TEMPERATURE (F) 44 MM MM
SUNRISE AND SUNSET
SEPTEMBER 26 2025.....SUNRISE 653 AM MDT SUNSET 651 PM MDT
SEPTEMBER 27 2025.....SUNRISE 654 AM MDT SUNSET 649 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$