993
CDUS43 KLOT 182137
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT WED OCT 18 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 18 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 67 1:32 PM 87 1950 63 4 50
MINIMUM 46 6:03 AM 20 1948 46 0 37
AVERAGE 57 54 3 44
PRECIPITATION (IN)
TODAY 0.00 3.18 1985 0.11 -0.11 0.00
MONTH TO DATE 2.05 2.07 -0.02 1.14
SINCE SEP 1 5.65 4.84 0.81 3.20
SINCE JAN 1 31.26 28.87 2.39 27.12
DEGREE DAYS
HEATING
TODAY 8 11 -3 21
MONTH TO DATE 153 147 6 167
SINCE SEP 1 168 206 -38 221
SINCE JUL 1 169 210 -41 221
COOLING
TODAY 0 0 0 0
MONTH TO DATE 42 17 25 1
SINCE SEP 1 179 153 26 215
SINCE JAN 1 1141 1109 32 1487
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 1:00 AM
LOWEST 48 2:00 PM
AVERAGE 66
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 84 1971
MINIMUM TEMPERATURE (F) 45 24 1930
SUNRISE AND SUNSET
OCTOBER 18 2023.......SUNRISE 7:06 AM CDT SUNSET 6:05 PM CDT
OCTOBER 19 2023.......SUNRISE 7:08 AM CDT SUNSET 6:04 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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