698
CDUS43 KDMX 202337
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
537 PM CST SAT DEC 20 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 20 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 35 342 PM 53 1967 32 3 27
MINIMUM 27 1233 AM -20 1983 16 11 13
AVERAGE 31 24 7 20
PRECIPITATION (IN)
TODAY 0.00 0.78 2006 0.04 -0.04 T
MONTH TO DATE 0.40 0.97 -0.57 0.54
SINCE DEC 1 0.40 0.97 -0.57 0.54
SINCE JAN 1 35.28 35.82 -0.54 40.04
SNOWFALL (IN)
TODAY 0.0 4.5 1897 0.4 -0.4 T
2012
MONTH TO DATE 4.1 6.2 -2.1 2.4
SINCE DEC 1 4.1 6.2 -2.1 2.4
SINCE JUL 1 18.6 9.6 9.0 2.6
SNOW DEPTH 2
DEGREE DAYS
HEATING
TODAY 34 41 -7 45
MONTH TO DATE 957 759 198 773
SINCE DEC 1 957 759 198 773
SINCE JUL 1 2130 2137 -7 1795
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 (300)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 13.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 900 AM
LOWEST 53 200 PM
AVERAGE 63
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 56 1941
MINIMUM TEMPERATURE (F) 15 -27 1963
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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