589
CDUS43 KLOT 250634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT TUE MAR 25 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 24 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 50 3:50 PM 82 2017 50 0 48
MINIMUM 33 7:59 AM 5 1974 33 0 33
AVERAGE 42 42 0 41
PRECIPITATION (IN)
YESTERDAY 0.00 1.26 1969 0.07 -0.07 0.00
MONTH TO DATE 2.80 1.85 0.95 2.29
SINCE MAR 1 2.80 1.85 0.95 2.29
SINCE JAN 1 5.30 5.81 -0.51 6.44
SNOWFALL (IN)
YESTERDAY 0.0 4.5 1947 0.1 -0.1 0.0
MONTH TO DATE 2.8 4.8 -2.0 1.0
SINCE MAR 1 2.8 4.8 -2.0 1.0
SINCE JUL 1 17.6 36.4 -18.8 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 23 0 24
MONTH TO DATE 527 654 -127 502
SINCE MAR 1 527 654 -127 502
SINCE JUL 1 4662 5123 -461 4190
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 28 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 15.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 12:00 AM
LOWEST 31 4:00 PM
AVERAGE 49
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 79 2007
MINIMUM TEMPERATURE (F) 34 12 1940
1974
SUNRISE AND SUNSET
MARCH 25 2025.........SUNRISE 6:46 AM CDT SUNSET 7:10 PM CDT
MARCH 26 2025.........SUNRISE 6:44 AM CDT SUNSET 7:11 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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