775
CDUS43 KLOT 240634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT MON MAR 24 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 23 2025
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)
YESTERDAY
MAXIMUM 52 11:31 AM 80 1907 50 2 38
MINIMUM 35 2:45 AM 9 1940 33 2 28
AVERAGE 44 41 3 33
PRECIPITATION (IN)
YESTERDAY 0.22 1.25 2012 0.08 0.14 0.00
MONTH TO DATE 2.80 1.78 1.02 2.29
SINCE MAR 1 2.80 1.78 1.02 2.29
SINCE JAN 1 5.30 5.74 -0.44 6.44
SNOWFALL (IN)
YESTERDAY 0.0 7.0 1897 0.1 -0.1 0.0
MONTH TO DATE 2.8 4.7 -1.9 1.0
SINCE MAR 1 2.8 4.7 -1.9 1.0
SINCE JUL 1 17.6 36.3 -18.7 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 24 -3 32
MONTH TO DATE 504 631 -127 478
SINCE MAR 1 504 631 -127 478
SINCE JUL 1 4639 5100 -461 4166
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 15.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 PM
LOWEST 45 10:00 AM
AVERAGE 69
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 82 2017
MINIMUM TEMPERATURE (F) 33 5 1974
SUNRISE AND SUNSET
MARCH 24 2025.........SUNRISE 6:47 AM CDT SUNSET 7:09 PM CDT
MARCH 25 2025.........SUNRISE 6:46 AM CDT SUNSET 7:10 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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