753
CDUS43 KDMX 162337
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
537 PM CST TUE DEC 16 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 16 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 37 327 PM 63 1939 33 4 47
MINIMUM 11 241 AM -20 1932 17 -6 30
AVERAGE 24 25 -1 39
PRECIPITATION (IN)
TODAY 0.00 0.90 1940 0.05 -0.05 T
MONTH TO DATE 0.32 0.79 -0.47 0.40
SINCE DEC 1 0.32 0.79 -0.47 0.40
SINCE JAN 1 35.20 35.64 -0.44 39.90
SNOWFALL (IN)
TODAY 0.0 9.0 1940 0.4 -0.4 0.0
MONTH TO DATE 4.1 4.8 -0.7 0.7
SINCE DEC 1 4.1 4.8 -0.7 0.7
SINCE JUL 1 18.6 8.2 10.4 0.9
SNOW DEPTH 4
DEGREE DAYS
HEATING
TODAY 41 40 1 26
MONTH TO DATE 799 597 202 619
SINCE DEC 1 799 597 202 619
SINCE JUL 1 1972 1975 -3 1641
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 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 AM
LOWEST 72 300 PM
AVERAGE 84
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 58 1939
MINIMUM TEMPERATURE (F) 17 -16 1914
SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE 733 AM CST SUNSET 438 PM CST
DECEMBER 17 2025......SUNRISE 734 AM CST SUNSET 438 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page