154
CDUS43 KDMX 240636
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
136 AM CDT WED SEP 24 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 23 2025
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)
YESTERDAY
MAXIMUM 77 423 PM 92 2017 74 3 69
MINIMUM 56 613 AM 28 1983 50 6 41
AVERAGE 67 62 5 55
PRECIPITATION (IN)
YESTERDAY 0.00 1.92 1902 0.10 -0.10 0.00
MONTH TO DATE 0.89 2.45 -1.56 0.44
SINCE SEP 1 0.89 2.45 -1.56 0.44
SINCE JAN 1 31.55 29.55 2.00 34.09
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 5 -5 10
MONTH TO DATE 51 64 -13 31
SINCE SEP 1 51 64 -13 31
SINCE JUL 1 66 77 -11 37
COOLING
YESTERDAY 2 2 0 0
MONTH TO DATE 104 85 19 126
SINCE SEP 1 104 85 19 126
SINCE JAN 1 911 891 20 948
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 6.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 52 400 PM
AVERAGE 76
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THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 1984
2017
MINIMUM TEMPERATURE (F) 49 29 1989
2012
SUNRISE AND SUNSET
SEPTEMBER 24 2025.....SUNRISE 659 AM CDT SUNSET 703 PM CDT
SEPTEMBER 25 2025.....SUNRISE 701 AM CDT SUNSET 701 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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