890
CDUS43 KDVN 200620
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
120 AM CDT SAT SEP 20 2025
...............................
..THE IOWA CITY IA CLIMATE SUMMARY FOR SEPTEMBER 19 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 319 PM MM MM 77 4 91
MINIMUM 64 1159 PM MM MM 53 11 60
AVERAGE 73 65 8 76
PRECIPITATION (IN)
YESTERDAY 0.10 MM MM 0.11 -0.01 T
MONTH TO DATE 0.32 2.13 -1.81 T
SINCE SEP 1 0.32 2.13 -1.81 T
SINCE JAN 1 21.83 27.97 -6.14 31.87
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 37 32 5 16
SINCE SEP 1 37 32 5 16
SINCE JUL 1 48 38 10 21
COOLING
YESTERDAY 8 3 5 11
MONTH TO DATE 117 86 31 86
SINCE SEP 1 117 86 31 86
SINCE JAN 1 1129 1005 124 1010
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 54 500 PM
AVERAGE 77
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THE IOWA CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 MM MM
MINIMUM TEMPERATURE (F) 53 MM MM
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 652 AM CDT SUNSET 706 PM CDT
SEPTEMBER 21 2025.....SUNRISE 653 AM CDT SUNSET 705 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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