292
CDUS43 KLOT 182143
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
443 PM CDT WED MAR 18 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 44 2:59 PM 81 2012 48 -4 72
MINIMUM 23 3:23 AM 3 1923 32 -9 42
AVERAGE 34 40 -6 57
PRECIPITATION (IN)
TODAY 0.01 1.33 1983 0.08 -0.07 0.00
MONTH TO DATE 4.24 1.38 2.86 1.82
SINCE MAR 1 4.24 1.38 2.86 1.82
SINCE JAN 1 6.93 5.34 1.59 4.32
SNOWFALL (IN)
TODAY 0.3 4.5 1971 0.2 0.1 0.0
MONTH TO DATE 1.8 4.1 -2.3 1.1
SINCE MAR 1 1.8 4.1 -2.3 1.1
SINCE JUL 1 34.1 35.7 -1.6 15.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 31 25 6 8
MONTH TO DATE 449 509 -60 389
SINCE MAR 1 449 509 -60 389
SINCE JUL 1 4809 4978 -169 4524
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 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 11.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 55 2:00 PM
AVERAGE 70
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 78 1921
2012
MINIMUM TEMPERATURE (F) 32 0 1923
SUNRISE AND SUNSET
MARCH 18 2026.........SUNRISE 6:58 AM CDT SUNSET 7:02 PM CDT
MARCH 19 2026.........SUNRISE 6:56 AM CDT SUNSET 7:03 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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