251
CDUS43 KDMX 180632
CLIMIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT THU SEP 18 2025
...............................
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR SEPTEMBER 17 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST
VALUE (LST) VALUE FROM YEAR
NORMAL
...................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 1135 AM 75 6 88
MINIMUM 61 633 AM 50 11 61
AVERAGE 71 63 8 75
PRECIPITATION (IN)
YESTERDAY 0.84 0.11 0.73
MONTH TO DATE 0.93 1.90 -0.97
SINCE JAN 1 29.41 26.26 3.15
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 56 51 5 20
SINCE SEP 1 56 51 5 20
SINCE JUL 1 74 75 -1 29
COOLING
YESTERDAY 6 2 4 10
MONTH TO DATE 83 51 32 66
SINCE SEP 1 83 51 32 66
SINCE JAN 1 829 698 131 817
...................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 PM
LOWEST 51 1200 PM
AVERAGE 74
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THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 MM MM
MINIMUM TEMPERATURE (F) 50 MM MM
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 655 AM CDT SUNSET 715 PM CDT
SEPTEMBER 19 2025.....SUNRISE 656 AM CDT SUNSET 714 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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