266
CDUS43 KDVN 210746
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
246 AM CDT THU AUG 21 2025
...............................
..THE IOWA CITY IA CLIMATE SUMMARY FOR AUGUST 20 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 88 142 PM MM MM 83 5 78
MINIMUM 70 1159 PM MM MM 63 7 60
AVERAGE 79 73 6 69
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.13 -0.13 0.00
MONTH TO DATE 1.55 2.44 -0.89 2.82
SINCE JUN 1 11.54 11.64 -0.10 14.99
SINCE JAN 1 21.42 24.34 -2.92 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 14 8 6 4
MONTH TO DATE 217 188 29 164
SINCE JUN 1 902 757 145 737
SINCE JAN 1 966 838 128 813
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 500 AM
LOWEST 59 100 PM
AVERAGE 78
......................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 MM MM
MINIMUM TEMPERATURE (F) 63 MM MM
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 621 AM CDT SUNSET 756 PM CDT
AUGUST 22 2025........SUNRISE 622 AM CDT SUNSET 755 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page