Climatological Report (Daily)
Issued by NWS
Issued by NWS
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610
CDUS43 KDVN 180622
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
122 AM CDT MON AUG 18 2025
...................................
...THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 17 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 92 336 PM MM MM 84 8 82
MINIMUM 72 1159 PM MM MM 63 9 66
AVERAGE 82 74 8 74
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.14 -0.14 T
MONTH TO DATE 1.55 2.05 -0.50 2.82
SINCE JUN 1 11.54 11.25 0.29 14.99
SINCE JAN 1 21.42 23.95 -2.53 30.40
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 3 15 -12 4
SINCE JUL 1 0 2 -2 4
COOLING
YESTERDAY 17 9 8 9
MONTH TO DATE 173 164 9 144
SINCE JUN 1 858 733 125 717
SINCE JAN 1 922 814 108 793
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 66 200 PM
AVERAGE 83
..........................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 63 MM MM
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 618 AM CDT SUNSET 801 PM CDT
AUGUST 19 2025........SUNRISE 619 AM CDT SUNSET 759 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$