454
CDUS43 KDMX 162243
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
543 PM CDT TUE SEP 16 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 16 2025
VALID TODAY AS OF 0520 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 90 146 PM 97 1931 77 13 90
MINIMUM 63 435 AM 31 1984 52 11 62
AVERAGE 77 65 12 76
PRECIPITATION (IN)
TODAY 0.00 2.60 1921 0.10 -0.10 0.00
MONTH TO DATE 0.11 1.74 -1.63 0.10
SINCE SEP 1 0.11 1.74 -1.63 0.10
SINCE JAN 1 30.77 28.84 1.93 33.75
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 SEP 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 4 -4 0
MONTH TO DATE 50 33 17 16
SINCE SEP 1 50 33 17 16
SINCE JUL 1 65 46 19 22
COOLING
TODAY 12 3 9 11
MONTH TO DATE 77 67 10 68
SINCE SEP 1 77 67 10 68
SINCE JAN 1 884 873 11 890
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 48 200 PM
AVERAGE 71
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 1925
1988
MINIMUM TEMPERATURE (F) 52 32 1916
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 651 AM CDT SUNSET 717 PM CDT
SEPTEMBER 17 2025.....SUNRISE 652 AM CDT SUNSET 715 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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