Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KBOU 170736
CLIBDU
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
136 AM MDT THU SEP 17 2026
...................................
...THE BOULDER AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 16 2026...
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 77 79 -2 77
MINIMUM 52 48 4 50
AVERAGE 65 64 1 64
DEGREE DAYS
HEATING
YESTERDAY 0
MONTH TO DATE 1
COOLING
YESTERDAY 0
MONTH TO DATE 137
................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 MM MM
MINIMUM TEMPERATURE (F) 48 MM MM
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 644 AM MDT SUNSET 706 PM MDT
SEPTEMBER 18 2026.....SUNRISE 645 AM MDT SUNSET 704 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$