337
CDUS43 KDVN 202123
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
423 PM CDT SAT SEP 20 2025
...............................
..THE IOWA CITY IA CLIMATE SUMMARY FOR SEPTEMBER 20 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 76 241 PM MM MM 76 0 91
MINIMUM 59 454 AM MM MM 53 6 63
AVERAGE 68 64 4 77
PRECIPITATION (IN)
TODAY 0.06 MM MM 0.11 -0.05 0.00
MONTH TO DATE 0.38 2.24 -1.86 T
SINCE SEP 1 0.38 2.24 -1.86 T
SINCE JAN 1 21.89 28.08 -6.19 31.87
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 37 35 2 16
SINCE SEP 1 37 35 2 16
SINCE JUL 1 48 41 7 21
COOLING
TODAY 3 3 0 12
MONTH TO DATE 120 89 31 98
SINCE SEP 1 120 89 31 98
SINCE JAN 1 1132 1008 124 1022
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 2.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 64 200 PM
AVERAGE 81
......................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 MM MM
MINIMUM TEMPERATURE (F) 52 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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