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CDUS43 KDMX 200629
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1229 AM CST SAT DEC 20 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 19 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 27 1159 PM 52 1979 32 -5 37
1988
2018
MINIMUM 1 754 AM -25 1985 16 -15 24
AVERAGE 14 24 -10 31
PRECIPITATION (IN)
YESTERDAY 0.00 0.68 1987 0.05 -0.05 0.05
MONTH TO DATE 0.40 0.93 -0.53 0.54
SINCE DEC 1 0.40 0.93 -0.53 0.54
SINCE JAN 1 35.28 35.78 -0.50 40.04
SNOWFALL (IN)
YESTERDAY 0.0 5.5 2012 0.3 -0.3 0.5
MONTH TO DATE 4.1 5.8 -1.7 2.4
SINCE DEC 1 4.1 5.8 -1.7 2.4
SINCE JUL 1 18.6 9.2 9.4 2.6
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 51 41 10 34
MONTH TO DATE 923 718 205 728
SINCE DEC 1 923 718 205 728
SINCE JUL 1 2096 2096 0 1750
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 985 916 69 996
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 13.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 800 PM
LOWEST 60 1100 AM
AVERAGE 69
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THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 53 1967
MINIMUM TEMPERATURE (F) 16 -20 1983
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 736 AM CST SUNSET 439 PM CST
DECEMBER 21 2025......SUNRISE 736 AM CST SUNSET 440 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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