135
CDUS43 KDVN 182140
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
440 PM CDT FRI SEP 18 2026
...............................
..THE IOWA CITY IA CLIMATE SUMMARY FOR SEPTEMBER 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 74 259 PM 77 -3 75
MINIMUM 65 1007 AM 53 12 65
AVERAGE 70 65 5 70
PRECIPITATION (IN)
TODAY MM 0.11 MM 0.18
MONTH TO DATE 4.12 2.02 2.10 0.22
SINCE SEP 1 4.12 2.02 2.10 0.22
SINCE JAN 1 34.25 27.86 6.39 21.73
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 5 29 -24 37
SINCE SEP 1 5 29 -24 37
SINCE JUL 1 5 35 -30 48
COOLING
TODAY 5 3 2 5
MONTH TO DATE 178 83 95 109
SINCE SEP 1 178 83 95 109
SINCE JAN 1 1237 1002 235 1121
...................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 900 AM
LOWEST 79 300 PM
AVERAGE 90
......................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 650 AM CDT SUNSET 710 PM CDT
SEPTEMBER 19 2026.....SUNRISE 651 AM CDT SUNSET 708 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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