Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 120640
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
140 AM CDT SAT SEP 12 2026
...................................
...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 11 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 401 PM 98 2000 79 3 84
MINIMUM 55 344 AM 32 1917 54 1 54
AVERAGE 69 66 3 69
PRECIPITATION (IN)
YESTERDAY 0.00 2.35 2006 0.11 -0.11 0.00
MONTH TO DATE 0.62 1.23 -0.61 0.08
SINCE SEP 1 0.62 1.23 -0.61 0.08
SINCE JAN 1 30.40 28.33 2.07 30.74
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 17 -17 50
SINCE SEP 1 0 17 -17 50
SINCE JUL 1 1 30 -29 65
COOLING
YESTERDAY 4 4 0 4
MONTH TO DATE 111 49 62 13
SINCE SEP 1 111 49 62 13
SINCE JAN 1 939 855 84 820
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 10.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 200 AM
LOWEST 45 200 PM
AVERAGE 71
..........................................................
THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1927
MINIMUM TEMPERATURE (F) 54 32 1955
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 646 AM CDT SUNSET 724 PM CDT
SEPTEMBER 13 2026.....SUNRISE 647 AM CDT SUNSET 723 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$