Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 190649
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
149 AM CDT TUE AUG 19 2025
...................................
...THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 18 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 85 419 PM 110 1936 83 2 85
MINIMUM 70 1159 PM 43 1977 61 9 62
2012
AVERAGE 78 72 6 74
PRECIPITATION (IN)
YESTERDAY 0.51 1.91 1954 0.14 0.37 0.00
MONTH TO DATE 3.06 2.45 0.61 0.61
SINCE JUN 1 19.59 12.51 7.08 13.24
SINCE JAN 1 30.63 25.38 5.25 32.48
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 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 6 21 -15 4
SINCE JUL 1 0 3 -3 4
COOLING
YESTERDAY 13 7 6 9
MONTH TO DATE 156 144 12 134
SINCE JUN 1 717 653 64 664
SINCE JAN 1 763 725 38 700
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 7.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 800 AM
LOWEST 70 100 PM
AVERAGE 84
..........................................................
THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 100 1916
1983
MINIMUM TEMPERATURE (F) 61 42 1963
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 621 AM CDT SUNSET 804 PM CDT
AUGUST 20 2025........SUNRISE 622 AM CDT SUNSET 803 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$