928
CDUS43 KDMX 122343
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
543 PM CST FRI DEC 12 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 12 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 25 327 PM 58 1968 35 -10 11
MINIMUM 8 439 AM -15 2000 18 -10 1
AVERAGE 17 26 -9 6
PRECIPITATION (IN)
TODAY 0.00 0.81 1991 0.04 -0.04 T
MONTH TO DATE 0.30 0.60 -0.30 0.03
SINCE DEC 1 0.30 0.60 -0.30 0.03
SINCE JAN 1 35.18 35.45 -0.27 39.53
SNOWFALL (IN)
TODAY MM 7.5 1972 0.3 MM T
MONTH TO DATE 3.8 3.4 0.4 0.7
SINCE DEC 1 3.8 3.4 0.4 0.7
SINCE JUL 1 18.3 6.8 11.5 0.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 48 39 9 59
MONTH TO DATE 577 439 138 476
SINCE DEC 1 577 439 138 476
SINCE JUL 1 1750 1817 -67 1498
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 23 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 800 AM
LOWEST 77 400 PM
AVERAGE 87
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 57 1975
MINIMUM TEMPERATURE (F) 18 -26 1961
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 730 AM CST SUNSET 437 PM CST
DECEMBER 13 2025......SUNRISE 731 AM CST SUNSET 437 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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