386
CDUS43 KDMX 180632
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT TUE AUG 18 2026
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 17 2026
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)
YESTERDAY
MAXIMUM 81 404 PM 105 1988 83 -2 89
MINIMUM 60 550 AM 46 1962 61 -1 70
AVERAGE 71 72 -1 80
PRECIPITATION (IN)
YESTERDAY 0.00 1.42 1938 0.15 -0.15 0.35
MONTH TO DATE 2.93 2.31 0.62 2.55
SINCE JUN 1 15.95 12.37 3.58 19.08
SINCE JAN 1 29.11 25.24 3.87 30.12
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 0
SINCE JUN 1 14 21 -7 6
SINCE JUL 1 0 3 -3 0
COOLING
YESTERDAY 6 7 -1 15
MONTH TO DATE 136 137 -1 143
SINCE JUN 1 652 646 6 704
SINCE JAN 1 745 718 27 750
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 51 500 PM
AVERAGE 76
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THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 110 1936
MINIMUM TEMPERATURE (F) 61 43 1977
2012
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 620 AM CDT SUNSET 806 PM CDT
AUGUST 19 2026........SUNRISE 621 AM CDT SUNSET 805 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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