


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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529 CDUS45 KBOU 230736 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 136 AM MDT SAT AUG 23 2025 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR AUGUST 22 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 85 -6 86 MINIMUM 63 55 8 64 AVERAGE 71 70 1 75 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 0 COOLING YESTERDAY 6 MONTH TO DATE 252 ................................................ WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (10) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 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) 85 MM MM MINIMUM TEMPERATURE (F) 55 MM MM SUNRISE AND SUNSET AUGUST 23 2025........SUNRISE 620 AM MDT SUNSET 746 PM MDT AUGUST 24 2025........SUNRISE 621 AM MDT SUNSET 744 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$