142
CDUS43 KLOT 120030
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
730 PM CDT TUE MAR 11 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 11 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 57 12:00 AM 74 1990 45 12 67
MINIMUM 39 4:56 PM 3 1979 30 9 33
AVERAGE 48 37 11 50
PRECIPITATION (IN)
TODAY 0.00 0.92 1957 0.07 -0.07 0.00
MONTH TO DATE 1.15 0.85 0.30 1.73
SINCE MAR 1 1.15 0.85 0.30 1.73
SINCE JAN 1 3.65 4.81 -1.16 5.88
SNOWFALL (IN)
TODAY 0.0 4.4 1941 0.2 -0.2 0.0
MONTH TO DATE T 2.8 -2.8 0.0
SINCE MAR 1 T 2.8 -2.8 0.0
SINCE JUL 1 14.8 34.4 -19.6 21.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 17 28 -11 15
MONTH TO DATE 263 325 -62 212
SINCE MAR 1 263 325 -62 212
SINCE JUL 1 4398 4794 -396 3900
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 39 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 23.0
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 47 12:00 PM
LOWEST 40 2:00 PM
AVERAGE 44
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 81 1990
MINIMUM TEMPERATURE (F) 30 1 1948
SUNRISE AND SUNSET
MARCH 11 2025.........SUNRISE 7:10 AM CDT SUNSET 6:54 PM CDT
MARCH 12 2025.........SUNRISE 7:08 AM CDT SUNSET 6:55 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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