CDUS45 KBOU 210731 CLIBDU CLIMATE REPORT NATIONAL WEATHER SERVICE DENVER/BOULDER 131 AM MDT SUN JUN 21 2026 ................................... ...THE BOULDER AIRPORT CLIMATE SUMMARY FOR JUNE 20 2026... 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 86 84 2 100 MINIMUM 57 52 5 59 AVERAGE 72 68 4 80 DEGREE DAYS HEATING YESTERDAY 0 MONTH TO DATE 6 COOLING YESTERDAY 7 MONTH TO DATE 105 ................................................ WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (30) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280) SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST MM LOWEST MM AVERAGE MM .......................................................... THE BOULDER AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 MM MM MINIMUM TEMPERATURE (F) 53 MM MM SUNRISE AND SUNSET JUNE 21 2026..........SUNRISE 532 AM MDT SUNSET 833 PM MDT JUNE 22 2026..........SUNRISE 532 AM MDT SUNSET 834 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$