991
CDUS43 KLOT 212133
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT FRI MAR 21 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 21 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 60 2:48 PM 87 2012 49 11 41
MINIMUM 31 1:50 AM 9 1885 33 -2 27
1888
AVERAGE 46 41 5 34
PRECIPITATION (IN)
TODAY 0.00 1.07 2007 0.08 -0.08 0.00
MONTH TO DATE 2.58 1.62 0.96 2.16
SINCE MAR 1 2.58 1.62 0.96 2.16
SINCE JAN 1 5.08 5.58 -0.50 6.31
SNOWFALL (IN)
TODAY 0.0 8.5 1992 0.1 -0.1 0.0
MONTH TO DATE 2.8 4.5 -1.7 T
SINCE MAR 1 2.8 4.5 -1.7 T
SINCE JUL 1 17.6 36.1 -18.5 21.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 24 -5 31
MONTH TO DATE 459 583 -124 416
SINCE MAR 1 459 583 -124 416
SINCE JUL 1 4594 5052 -458 4104
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 14.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 12:00 AM
LOWEST 33 3:00 PM
AVERAGE 54
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 83 2012
MINIMUM TEMPERATURE (F) 33 -1 1888
SUNRISE AND SUNSET
MARCH 21 2025.........SUNRISE 6:53 AM CDT SUNSET 7:05 PM CDT
MARCH 22 2025.........SUNRISE 6:51 AM CDT SUNSET 7:06 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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