669
CDUS43 KDMX 212235
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
535 PM CDT FRI AUG 21 2026
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 21 2026
VALID TODAY AS OF 0520 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 328 PM 100 1916 83 2 80
MINIMUM 67 427 AM 39 2004 60 7 62
AVERAGE 76 71 5 71
PRECIPITATION (IN)
TODAY 0.00 1.29 1920 0.13 -0.13 0.00
MONTH TO DATE 2.93 2.86 0.07 3.06
SINCE JUN 1 15.95 12.92 3.03 19.59
SINCE JAN 1 29.11 25.79 3.32 30.63
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 14 21 -7 6
SINCE JUL 1 0 3 -3 0
COOLING
TODAY 11 7 4 6
MONTH TO DATE 169 165 4 182
SINCE JUN 1 685 674 11 743
SINCE JAN 1 778 746 32 789
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 9.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 46 400 PM
AVERAGE 68
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 2023
MINIMUM TEMPERATURE (F) 60 40 1923
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 623 AM CDT SUNSET 802 PM CDT
AUGUST 22 2026........SUNRISE 624 AM CDT SUNSET 800 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page