Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 202137
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT SAT APR 20 2024
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 20 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 45 1:33 PM 87 1985 61 -16 79
MINIMUM 35 5:47 AM 24 1897 42 -7 48
AVERAGE 40 51 -11 64
PRECIPITATION (IN)
TODAY 0.00 2.37 2000 0.14 -0.14 0.12
MONTH TO DATE 2.04 2.35 -0.31 1.51
SINCE MAR 1 5.63 4.80 0.83 5.31
SINCE JAN 1 9.78 8.76 1.02 11.74
SNOWFALL (IN)
TODAY 0.0 0.2 1943 0.1 -0.1 0.0
MONTH TO DATE T 1.1 -1.1 0.4
SINCE MAR 1 1.0 6.6 -5.6 2.2
SINCE JUL 1 22.2 38.2 -16.0 20.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 25 14 11 1
MONTH TO DATE 268 347 -79 229
SINCE MAR 1 910 1155 -245 1031
SINCE JUL 1 4598 5624 -1026 5066
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 25
SINCE MAR 1 3 2 1 25
SINCE JAN 1 3 2 1 25
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 6:00 AM
LOWEST 41 11:00 AM
AVERAGE 48
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 88 1985
MINIMUM TEMPERATURE (F) 42 27 1986
SUNRISE AND SUNSET
APRIL 20 2024.........SUNRISE 6:03 AM CDT SUNSET 7:39 PM CDT
APRIL 21 2024.........SUNRISE 6:01 AM CDT SUNSET 7:40 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$