Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 202230
CLIDSM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
530 PM CDT SAT SEP 20 2025
...................................
...THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 20 2025...
VALID TODAY AS OF 0520 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1878 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 73 336 PM 94 2022 76 -3 91
MINIMUM 58 1249 AM 33 1896 54 4 62
1991
AVERAGE 66 65 1 77
PRECIPITATION (IN)
TODAY 0.03 1.89 1894 0.10 -0.07 0.00
MONTH TO DATE 1.54 2.20 -0.66 T
SINCE SEP 1 1.54 2.20 -0.66 T
SINCE JAN 1 30.36 29.30 1.06 29.33
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 SEP 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 4 -4 0
MONTH TO DATE 29 39 -10 4
SINCE SEP 1 29 39 -10 4
SINCE JUL 1 37 44 -7 4
COOLING
TODAY 1 3 -2 12
MONTH TO DATE 118 97 21 150
SINCE SEP 1 118 97 21 150
SINCE JAN 1 1146 1032 114 1230
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 5.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1100 AM
LOWEST 66 300 PM
AVERAGE 80
..........................................................
THE DES MOINES IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 95 1937
MINIMUM TEMPERATURE (F) 53 35 1918
1995
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 700 AM CDT SUNSET 715 PM CDT
SEPTEMBER 21 2025.....SUNRISE 701 AM CDT SUNSET 713 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$