Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDVN 212126
CLIIOW
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
426 PM CDT MON JUL 21 2025
...................................
...THE IOWA CITY IA CLIMATE SUMMARY FOR JULY 21 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 81 151 PM MM MM 86 -5 83
MINIMUM 69 651 AM MM MM 66 3 62
AVERAGE 75 76 -1 73
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.12 -0.12 0.00
MONTH TO DATE 6.23 2.79 3.44 3.98
SINCE JUN 1 8.38 8.08 0.30 9.07
SINCE JAN 1 18.26 20.78 -2.52 24.48
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 3 13 -10 1
SINCE JUL 1 0 0 0 1
COOLING
TODAY 10 11 -1 8
MONTH TO DATE 251 227 24 184
SINCE JUN 1 544 460 84 466
SINCE JAN 1 608 541 67 542
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1200 AM
LOWEST 81 600 AM
AVERAGE 88
..........................................................
THE IOWA CITY IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 MM MM
MINIMUM TEMPERATURE (F) 66 MM MM
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 551 AM CDT SUNSET 834 PM CDT
JULY 22 2025..........SUNRISE 551 AM CDT SUNSET 833 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$