


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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983 CDUS45 KBOU 280731 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE 131 AM MDT SAT JUN 28 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR JUNE 27 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 91 86 5 91 MINIMUM 57 54 3 63 AVERAGE 74 70 4 77 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 41 COOLING YESTERDAY 9 MONTH TO DATE 140 ................................................ WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (170) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140) 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) 86 MM MM MINIMUM TEMPERATURE (F) 54 MM MM SUNRISE AND SUNSET JUNE 28 2025..........SUNRISE 535 AM MDT SUNSET 834 PM MDT JUNE 29 2025..........SUNRISE 535 AM MDT SUNSET 834 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$