494
CDUS43 KLOT 042233
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST WED MAR 04 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 4 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 46 11:43 AM 73 1983 42 4 48
MINIMUM 32 3:49 AM -12 1873 27 5 43
AVERAGE 39 35 4 46
PRECIPITATION (IN)
TODAY T 1.75 1985 0.08 -0.08 0.64
MONTH TO DATE 0.01 0.33 -0.32 0.64
SINCE MAR 1 0.01 0.33 -0.32 0.64
SINCE JAN 1 2.70 4.29 -1.59 3.14
SNOWFALL (IN)
TODAY 0.0 8.5 1982 0.3 -0.3 0.0
MONTH TO DATE 0.0 1.1 -1.1 T
SINCE MAR 1 0.0 1.1 -1.1 T
SINCE JUL 1 32.3 32.7 -0.4 14.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 26 30 -4 19
MONTH TO DATE 121 123 -2 118
SINCE MAR 1 121 123 -2 118
SINCE JUL 1 4481 4592 -111 4253
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 13 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 8.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 7:00 AM
LOWEST 65 11:00 AM
AVERAGE 81
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 75 1983
MINIMUM TEMPERATURE (F) 28 0 1873
1978
SUNRISE AND SUNSET
MARCH 4 2026.........SUNRISE 6:22 AM CST SUNSET 5:45 PM CST
MARCH 5 2026.........SUNRISE 6:20 AM CST SUNSET 5:47 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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