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CDUS43 KDMX 200627
CLIMIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
127 AM CDT THU AUG 20 2026
...............................
..THE MARSHALLTOWN IA CLIMATE SUMMARY FOR AUGUST 19 2026
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 82 129 PM 81 1 85
MINIMUM 64 1159 PM 59 5 66
AVERAGE 73 70 3 76
PRECIPITATION (IN)
YESTERDAY 0.00 0.13 -0.13
MONTH TO DATE 2.88 2.37 0.51
SINCE JAN 1 30.03 22.85 7.18
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 1 -1 1
SINCE JUN 1 14 34 -20 9
SINCE JUL 1 0 8 -8 1
COOLING
YESTERDAY 8 6 2 11
MONTH TO DATE 149 124 25 156
SINCE JUN 1 650 537 113 683
SINCE JAN 1 734 591 143 708
...................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 5.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 54 100 PM
AVERAGE 77
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THE MARSHALLTOWN IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 MM MM
MINIMUM TEMPERATURE (F) 59 MM MM
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 625 AM CDT SUNSET 805 PM CDT
AUGUST 21 2026........SUNRISE 626 AM CDT SUNSET 803 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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