Climatological Report (Daily)
Issued by NWS
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CDUS43 KLOT 092132
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CDT SUN MAR 09 2025
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 9 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 58 2:55 PM 69 1974 44 14 45
2021
MINIMUM 34 6:19 AM 5 1932 29 5 33
1984
AVERAGE 46 37 9 39
PRECIPITATION (IN)
TODAY 0.00 1.60 1998 0.07 -0.07 T
MONTH TO DATE 1.15 0.70 0.45 1.73
SINCE MAR 1 1.15 0.70 0.45 1.73
SINCE JAN 1 3.65 4.66 -1.01 5.88
SNOWFALL (IN)
TODAY 0.0 6.5 1998 0.2 -0.2 0.0
MONTH TO DATE T 2.3 -2.3 0.0
SINCE MAR 1 T 2.3 -2.3 0.0
SINCE JUL 1 14.8 33.9 -19.1 21.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 28 -9 26
MONTH TO DATE 246 269 -23 171
SINCE MAR 1 246 269 -23 171
SINCE JUL 1 4381 4738 -357 3859
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 22 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 7:00 AM
LOWEST 38 1:00 PM
AVERAGE 57
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 70 1955
MINIMUM TEMPERATURE (F) 29 2 2003
SUNRISE AND SUNSET
MARCH 9 2025.........SUNRISE 7:13 AM CDT SUNSET 6:52 PM CDT
MARCH 10 2025.........SUNRISE 7:11 AM CDT SUNSET 6:53 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$