Climatological Report (Daily)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
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CDUS43 KDMX 182230
CLIDSM
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
530 PM CDT TUE AUG 18 2026
...................................
...THE DES MOINES IA CLIMATE SUMMARY FOR AUGUST 18 2026...
VALID TODAY AS OF 0520 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1878 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 84 309 PM 108 1936 84 0 87
MINIMUM 69 703 AM 47 1897 64 5 73
AVERAGE 77 74 3 80
PRECIPITATION (IN)
TODAY T 2.46 2015 0.14 -0.14 0.13
MONTH TO DATE 5.48 2.43 3.05 1.79
SINCE JUN 1 18.46 11.51 6.95 16.82
SINCE JAN 1 31.73 25.36 6.37 28.65
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 0
SINCE JUN 1 3 16 -13 4
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 12 9 3 15
MONTH TO DATE 193 180 13 202
SINCE JUN 1 845 752 93 888
SINCE JAN 1 985 835 150 942
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 700 AM
LOWEST 59 300 PM
AVERAGE 73
..........................................................
THE DES MOINES IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1983
MINIMUM TEMPERATURE (F) 64 49 1950
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 627 AM CDT SUNSET 809 PM CDT
AUGUST 19 2026........SUNRISE 628 AM CDT SUNSET 808 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$