336
CDUS43 KLOT 302140
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
440 PM CDT SAT SEP 30 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 30 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 84 2:58 PM 92 1971 70 14 67
MINIMUM 61 5:54 AM 29 1984 51 10 47
AVERAGE 73 60 13 57
PRECIPITATION (IN)
TODAY 0.00 1.27 1896 0.10 -0.10 0.00
MONTH TO DATE 3.36 3.19 0.17 2.20
SINCE SEP 1 3.36 3.19 0.17 2.20
SINCE JAN 1 27.62 29.90 -2.28 27.31
SNOWFALL (IN)
TODAY 0.0 0.0 MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 6 -6 8
MONTH TO DATE 13 76 -63 75
SINCE SEP 1 13 76 -63 75
SINCE JUL 1 15 82 -67 75
COOLING
TODAY 8 2 6 0
MONTH TO DATE 155 116 39 154
SINCE SEP 1 155 116 39 154
SINCE JAN 1 1089 988 101 1155
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 49 2:00 PM
AVERAGE 68
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 92 1971
MINIMUM TEMPERATURE (F) 51 32 1886
1974
SUNRISE AND SUNSET
SEPTEMBER 30 2023.....SUNRISE 6:47 AM CDT SUNSET 6:35 PM CDT
OCTOBER 1 2023.......SUNRISE 6:48 AM CDT SUNSET 6:34 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page