Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 252234
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
534 PM CDT FRI SEP 25 2026
...................................
...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 25 2026...
VALID TODAY AS OF 0520 PM LOCAL TIME.
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)
TODAY
MAXIMUM 67 347 PM 92 1920 74 -7 80
MINIMUM 58 617 AM 27 1942 49 9 47
AVERAGE 63 61 2 64
PRECIPITATION (IN)
TODAY 0.00 2.30 1931 0.10 -0.10 0.00
MONTH TO DATE 6.10 2.65 3.45 0.89
SINCE SEP 1 6.10 2.65 3.45 0.89
SINCE JAN 1 35.88 29.75 6.13 31.55
SNOWFALL (IN)
TODAY MM MM MM 0.0 MM 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
TODAY 2 6 -4 1
MONTH TO DATE 53 75 -22 52
SINCE SEP 1 53 75 -22 52
SINCE JUL 1 54 88 -34 67
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 126 89 37 105
SINCE SEP 1 126 89 37 105
SINCE JAN 1 954 895 59 912
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 4.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 600 AM
LOWEST 75 200 PM
AVERAGE 88
..........................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 89 2025
MINIMUM TEMPERATURE (F) 48 26 1926
1984
SUNRISE AND SUNSET
SEPTEMBER 25 2026.....SUNRISE 700 AM CDT SUNSET 701 PM CDT
SEPTEMBER 26 2026.....SUNRISE 701 AM CDT SUNSET 700 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$