118
CDUS43 KLOT 182240
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
440 PM CST MON DEC 18 2023
...............................
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 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 37 1:31 AM 59 1939 37 0 21
MINIMUM 29 3:59 PM -9 1983 24 5 14
AVERAGE 33 30 3 18
PRECIPITATION (IN)
TODAY T 1.06 2002 0.06 -0.06 T
MONTH TO DATE 1.69 1.10 0.59 1.62
SINCE DEC 1 1.69 1.10 0.59 1.62
SINCE JAN 1 34.65 33.73 0.92 30.71
DEGREE DAYS
HEATING
TODAY 32 34 -2 47
MONTH TO DATE 444 574 -130 540
SINCE DEC 1 444 574 -130 540
SINCE JUL 1 1396 1658 -262 1503
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1149 1112 37 1514
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 19.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 12:00 AM
LOWEST 43 10:00 AM
AVERAGE 63
......................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 56 0
1957
1988
MINIMUM TEMPERATURE (F) 24 -12 1983
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 7:13 AM CST SUNSET 4:22 PM CST
DECEMBER 19 2023......SUNRISE 7:14 AM CST SUNSET 4:22 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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