484
CDUS43 KLOT 150713
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
213 AM CDT SAT MAR 15 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 14 2025
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)
YESTERDAY
MAXIMUM 79 2:34 PM 81 2012 46 33 64
MINIMUM 49 11:48 PM 7 1891 31 18 40
1993
AVERAGE 64 38 26 52
PRECIPITATION (IN)
YESTERDAY 0.12 1.62 1944 0.07 0.05 0.43
MONTH TO DATE 1.27 1.07 0.20 2.16
SINCE MAR 1 1.27 1.07 0.20 2.16
SINCE JAN 1 3.77 5.03 -1.26 6.31
SNOWFALL (IN)
YESTERDAY 0.0 8.4 1904 0.2 -0.2 0.0
MONTH TO DATE T 3.4 -3.4 0.0
SINCE MAR 1 T 3.4 -3.4 0.0
SINCE JUL 1 14.8 35.0 -20.2 21.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 1 27 -26 13
MONTH TO DATE 316 406 -90 237
SINCE MAR 1 316 406 -90 237
SINCE JUL 1 4451 4875 -424 3925
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 17.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 11:00 PM
LOWEST 36 2:00 PM
AVERAGE 54
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 81 2012
MINIMUM TEMPERATURE (F) 31 6 1877
1890
SUNRISE AND SUNSET
MARCH 15 2025.........SUNRISE 7:03 AM CDT SUNSET 6:59 PM CDT
MARCH 16 2025.........SUNRISE 7:01 AM CDT SUNSET 7:00 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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