485
CDUS45 KBOU 180733
CLIBDU
CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
133 AM MDT MON MAY 18 2026
...............................
..THE BOULDER AIRPORT CLIMATE SUMMARY FOR MAY 17 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 64 72 -8 70
MINIMUM 43 43 0 46
AVERAGE 54 57 -3 58
DEGREE DAYS
HEATING
YESTERDAY 11
MONTH TO DATE 123
COOLING
YESTERDAY 0
MONTH TO DATE 28
............................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (340)
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 MM MM
MINIMUM TEMPERATURE (F) 43 MM MM
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 543 AM MDT SUNSET 812 PM MDT
MAY 19 2026...........SUNRISE 542 AM MDT SUNSET 813 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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