447
CDUS43 KLOT 040643
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1243 AM CST WED MAR 04 2026
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 3 2026
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)
YESTERDAY
MAXIMUM 42 2:35 PM 80 1974 42 0 48
MINIMUM 33 11:24 PM -6 1873 27 6 32
AVERAGE 38 34 4 40
PRECIPITATION (IN)
YESTERDAY 0.01 1.21 1966 0.09 -0.08 0.00
MONTH TO DATE 0.01 0.25 -0.24 T
SINCE MAR 1 0.01 0.25 -0.24 T
SINCE JAN 1 2.70 4.21 -1.51 2.50
SNOWFALL (IN)
YESTERDAY 0.0 3.9 1960 0.3 -0.3 0.0
MONTH TO DATE 0.0 0.8 -0.8 T
SINCE MAR 1 0.0 0.8 -0.8 T
SINCE JUL 1 32.3 32.4 -0.1 14.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 31 -4 25
MONTH TO DATE 95 93 2 99
SINCE MAR 1 95 93 2 99
SINCE JUL 1 4455 4562 -107 4234
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 11:00 PM
LOWEST 46 12:00 AM
AVERAGE 67
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 73 1983
MINIMUM TEMPERATURE (F) 27 -12 1873
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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