617
CDUS43 KLOT 252203
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
503 PM CDT FRI APR 25 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 23 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 76 4:54 PM 88 1960 62 14 64
MINIMUM 56 11:35 PM 25 1873 43 13 41
1986
AVERAGE 66 52 14 53
PRECIPITATION (IN)
YESTERDAY 0.14 1.01 1878 0.14 0.00 T
MONTH TO DATE 2.13 2.75 -0.62 2.04
SINCE MAR 1 5.12 5.20 -0.08 5.63
SINCE JAN 1 7.62 9.16 -1.54 9.78
SNOWFALL (IN)
YESTERDAY 0.0 3.1 1967 0.1 -0.1 0.0
MONTH TO DATE T 1.2 -1.2 T
SINCE MAR 1 2.8 6.7 -3.9 1.0
SINCE JUL 1 17.6 38.3 -20.7 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 13 -13 12
MONTH TO DATE 373 387 -14 310
SINCE MAR 1 1003 1195 -192 952
SINCE JUL 1 5138 5664 -526 4640
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 4 0 4 3
SINCE MAR 1 4 2 2 3
SINCE JAN 1 4 2 2 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 87 1915
1990
MINIMUM TEMPERATURE (F) 43 29 1910
2015
SUNRISE AND SUNSET
APRIL 24 2025.........SUNRISE 5:57 AM CDT SUNSET 7:43 PM CDT
APRIL 25 2025.........SUNRISE 5:56 AM CDT SUNSET 7:44 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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