248
CDUS43 KLOT 130637
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT SUN APR 13 2025
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 12 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 62 2:24 PM 86 1971 58 4 64
1977
MINIMUM 36 5:39 AM 21 1939 39 -3 49
1957
AVERAGE 49 48 1 57
PRECIPITATION (IN)
YESTERDAY 0.00 1.16 1909 0.12 -0.12 0.06
1952
MONTH TO DATE 1.50 1.33 0.17 1.65
SINCE MAR 1 4.49 3.78 0.71 5.24
SINCE JAN 1 6.99 7.74 -0.75 9.39
SNOWFALL (IN)
YESTERDAY 0.0 1.7 1973 0.1 -0.1 0.0
MONTH TO DATE T 0.8 -0.8 T
SINCE MAR 1 2.8 6.3 -3.5 1.0
SINCE JUL 1 17.6 37.9 -20.3 22.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 16 17 -1 8
MONTH TO DATE 259 226 33 201
SINCE MAR 1 889 1034 -145 843
SINCE JUL 1 5024 5503 -479 4531
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 2 -2 0
SINCE JAN 1 0 2 -2 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 5:00 AM
LOWEST 29 3:00 PM
AVERAGE 48
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 83 2023
MINIMUM TEMPERATURE (F) 39 21 1950
SUNRISE AND SUNSET
APRIL 13 2025.........SUNRISE 6:14 AM CDT SUNSET 7:31 PM CDT
APRIL 14 2025.........SUNRISE 6:12 AM CDT SUNSET 7:32 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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