507
CDUS43 KDVN 202130
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
430 PM CDT WED MAY 20 2026
...............................
..THE IOWA CITY IA CLIMATE SUMMARY FOR MAY 20 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 67 257 PM 75 -8 71
MINIMUM 46 418 AM 53 -7 51
AVERAGE 57 64 -7 61
PRECIPITATION (IN)
TODAY 0.00 0.14 -0.14 1.19
MONTH TO DATE 1.65 2.86 -1.21 2.84
SINCE MAR 1 10.79 8.83 1.96 8.60
SINCE JAN 1 11.55 11.08 0.47 9.76
DEGREE DAYS
HEATING
TODAY 8 4 4 4
MONTH TO DATE 135 122 13 91
SINCE MAR 1 1039 1330 -291 1055
SINCE JUL 1 5543 6075 -532 5498
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 29 31 -2 40
SINCE MAR 1 65 39 26 54
SINCE JAN 1 65 39 26 54
...................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 45 300 PM
AVERAGE 66
......................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 542 AM CDT SUNSET 824 PM CDT
MAY 21 2026...........SUNRISE 541 AM CDT SUNSET 825 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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