


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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125 CDUS45 KBOU 110727 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 127 AM MDT SAT OCT 11 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 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 63 68 -5 86 MINIMUM 52 39 13 55 AVERAGE 58 54 4 71 DEGREE DAYS HEATING YESTERDAY 7 MONTH TO DATE 61 COOLING YESTERDAY 0 MONTH TO DATE 11 ................................................ WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (30) HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST MM LOWEST MM AVERAGE MM .......................................................... THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 MM MM MINIMUM TEMPERATURE (F) 39 MM MM SUNRISE AND SUNSET OCTOBER 11 2025.......SUNRISE 708 AM MDT SUNSET 627 PM MDT OCTOBER 12 2025.......SUNRISE 709 AM MDT SUNSET 625 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$