


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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526 CDUS45 KBOU 130740 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 140 AM MDT WED AUG 13 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR AUGUST 12 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 90 87 3 88 MINIMUM 59 56 3 61 AVERAGE 75 71 4 75 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 0 COOLING YESTERDAY 10 MONTH TO DATE 125 ................................................ WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (360) HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NE (60) 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) 86 MM MM MINIMUM TEMPERATURE (F) 56 MM MM SUNRISE AND SUNSET AUGUST 13 2025........SUNRISE 611 AM MDT SUNSET 800 PM MDT AUGUST 14 2025........SUNRISE 612 AM MDT SUNSET 758 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$