506
CDUS43 KLOT 010636
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT MON MAY 01 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 30 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 11:38 AM 91 1942 65 -17 69
MINIMUM 40 3:40 PM 30 1873 45 -5 51
AVERAGE 44 55 -11 60
PRECIPITATION (IN)
YESTERDAY 0.12 2.22 2003 0.15 -0.03 1.54
MONTH TO DATE 2.02 3.75 -1.73 5.31
SINCE MAR 1 5.82 6.20 -0.38 9.00
SINCE JAN 1 12.25 10.16 2.09 12.43
SNOWFALL (IN)
YESTERDAY 0.0 0.1 1907 0.0 0.0 0.0
MONTH TO DATE 0.5 1.3 -0.8 0.4
SINCE MAR 1 2.3 6.8 -4.5 4.2
SINCE JUL 1 20.2 38.4 -18.2 32.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 10 11 5
MONTH TO DATE 416 468 -52 533
SINCE MAR 1 1218 1276 -58 1280
SINCE JUL 1 5253 5745 -492 5497
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 25 8 17 3
SINCE MAR 1 25 10 15 3
SINCE JAN 1 25 10 15 3
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WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 12.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 3:00 PM
LOWEST 58 11:00 AM
AVERAGE 72
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 90 1951
MINIMUM TEMPERATURE (F) 46 30 1943
SUNRISE AND SUNSET
MAY 1 2023...........SUNRISE 5:48 AM CDT SUNSET 7:50 PM CDT
MAY 2 2023...........SUNRISE 5:47 AM CDT SUNSET 7:51 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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