


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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095 CDUS45 KBOU 310732 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 132 AM MDT THU JUL 31 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR JULY 30 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 79 88 -9 97 MINIMUM 61 58 3 72 AVERAGE 70 73 -3 85 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 0 COOLING YESTERDAY 5 MONTH TO DATE 321 ................................................ WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 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 31 2025..........SUNRISE 559 AM MDT SUNSET 815 PM MDT AUGUST 1 2025........SUNRISE 600 AM MDT SUNSET 814 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$