693
CDUS43 KDMX 192336
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
536 PM CST FRI DEC 19 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 19 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 16 459 PM 52 1979 32 -16 37
1988
2018
MINIMUM 1 754 AM -25 1985 16 -15 24
AVERAGE 9 24 -15 31
PRECIPITATION (IN)
TODAY 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)
TODAY T 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
TODAY 56 41 15 34
MONTH TO DATE 928 718 210 728
SINCE DEC 1 928 718 210 728
SINCE JUL 1 2101 2096 5 1750
COOLING
TODAY 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 TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1200 AM
LOWEST 60 1100 AM
AVERAGE 68
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 53 1967
MINIMUM TEMPERATURE (F) 16 -20 1983
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 735 AM CST SUNSET 439 PM CST
DECEMBER 20 2025......SUNRISE 736 AM CST SUNSET 439 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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