437
CDUS43 KLOT 110635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT SUN MAY 11 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 10 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 73 9:28 AM 90 2011 68 5 67
MINIMUM 46 11:59 PM 28 1983 49 -3 46
AVERAGE 60 58 2 57
PRECIPITATION (IN)
YESTERDAY 0.00 2.84 1951 0.15 -0.15 0.11
MONTH TO DATE 0.33 1.47 -1.14 2.42
SINCE MAR 1 5.98 7.67 -1.69 9.48
SINCE JAN 1 8.48 11.63 -3.15 13.63
SNOWFALL (IN)
YESTERDAY 0.0 T 1902 0.0 0.0 0.0
1907
1945
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 0
DEGREE DAYS
HEATING
YESTERDAY 5 8 -3 8
MONTH TO DATE 97 89 8 36
SINCE MAR 1 1155 1365 -210 1049
SINCE JUL 1 5290 5834 -544 4737
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 10 -10 8
SINCE MAR 1 8 20 -12 17
SINCE JAN 1 8 20 -12 17
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WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 13.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 11:00 PM
LOWEST 24 8:00 AM
AVERAGE 42
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 90 2022
MINIMUM TEMPERATURE (F) 49 33 1981
SUNRISE AND SUNSET
MAY 11 2025...........SUNRISE 5:35 AM CDT SUNSET 8:02 PM CDT
MAY 12 2025...........SUNRISE 5:34 AM CDT SUNSET 8:03 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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