


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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666 CDUS45 KBOU 200736 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 136 AM MDT SUN JUL 20 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR JULY 19 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 88 2 88 MINIMUM 61 58 3 61 AVERAGE 76 73 3 75 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 0 COOLING YESTERDAY 11 MONTH TO DATE 206 ................................................ WIND (MPH) RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION NE (50) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (350) 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) 88 MM MM MINIMUM TEMPERATURE (F) 58 MM MM SUNRISE AND SUNSET JULY 20 2025..........SUNRISE 549 AM MDT SUNSET 825 PM MDT JULY 21 2025..........SUNRISE 550 AM MDT SUNSET 824 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$