Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 212229
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
529 PM CDT MON JUL 21 2025
...................................
...THE WATERLOO IA CLIMATE SUMMARY FOR JULY 21 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 79 1234 PM 106 1901 85 -6 83
MINIMUM 66 615 AM 46 1944 64 2 60
AVERAGE 73 74 -1 72
PRECIPITATION (IN)
TODAY 0.00 2.50 1940 0.13 -0.13 0.45
MONTH TO DATE 6.24 3.04 3.20 3.89
SINCE JUN 1 12.78 8.76 4.02 11.13
SINCE JAN 1 23.82 21.63 2.19 30.37
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 6 18 -12 1
SINCE JUL 1 0 0 0 1
COOLING
TODAY 8 10 -2 7
MONTH TO DATE 198 210 -12 164
SINCE JUN 1 448 422 26 421
SINCE JAN 1 494 494 0 457
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 11.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 1200 AM
LOWEST 71 1000 AM
AVERAGE 81
..........................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 104 1901
MINIMUM TEMPERATURE (F) 64 45 1947
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 551 AM CDT SUNSET 840 PM CDT
JULY 22 2025..........SUNRISE 552 AM CDT SUNSET 839 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$