726
CDUS43 KLOT 040634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT SUN MAY 04 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 3 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 54 5:40 PM 92 1955 66 -12 69
MINIMUM 44 4:22 AM 30 2004 46 -2 53
AVERAGE 49 56 -7 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.59 1919 0.15 -0.15 0.16
MONTH TO DATE 0.20 0.44 -0.24 0.80
SINCE MAR 1 5.85 6.64 -0.79 7.86
SINCE JAN 1 8.35 10.60 -2.25 12.01
SNOWFALL (IN)
YESTERDAY 0.0 1.3 1907 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 2.8 6.8 -4.0 1.0
SINCE JUL 1 17.6 38.4 -20.8 22.2
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 16 10 6 4
MONTH TO DATE 34 30 4 4
SINCE MAR 1 1092 1306 -214 1017
SINCE JUL 1 5227 5775 -548 4705
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 3 -3 5
SINCE MAR 1 8 13 -5 14
SINCE JAN 1 8 13 -5 14
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 15.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 5:00 AM
LOWEST 54 5:00 PM
AVERAGE 68
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 92 1952
MINIMUM TEMPERATURE (F) 47 32 1954
SUNRISE AND SUNSET
MAY 4 2025...........SUNRISE 5:43 AM CDT SUNSET 7:54 PM CDT
MAY 5 2025...........SUNRISE 5:42 AM CDT SUNSET 7:55 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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