509
CDUS43 KDMX 132342
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
542 PM CST SAT DEC 13 2025
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 13 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 6 227 PM 57 1975 34 -28 25
MINIMUM 1 333 AM -26 1961 18 -17 3
AVERAGE 4 26 -22 14
PRECIPITATION (IN)
TODAY 0.02 3.32 2015 0.05 -0.03 0.00
MONTH TO DATE 0.32 0.65 -0.33 0.03
SINCE DEC 1 0.32 0.65 -0.33 0.03
SINCE JAN 1 35.20 35.50 -0.30 39.53
SNOWFALL (IN)
TODAY 0.3 2.5 1930 0.3 0.0 0.0
MONTH TO DATE 4.1 3.7 0.4 0.7
SINCE DEC 1 4.1 3.7 0.4 0.7
SINCE JUL 1 18.6 7.1 11.5 0.9
SNOW DEPTH 5
DEGREE DAYS
HEATING
TODAY 61 39 22 51
MONTH TO DATE 641 478 163 527
SINCE DEC 1 641 478 163 527
SINCE JUL 1 1814 1856 -42 1549
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 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 13.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 900 AM
LOWEST 62 700 AM
AVERAGE 69
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THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 57 1975
MINIMUM TEMPERATURE (F) 18 -21 1901
SUNRISE AND SUNSET
DECEMBER 13 2025......SUNRISE 731 AM CST SUNSET 437 PM CST
DECEMBER 14 2025......SUNRISE 732 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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