733
CDUS43 KLOT 200632
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT THU SEP 20 2018
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 19 2018
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 1105 AM 93 1955 74 2 79
MINIMUM 66 636 PM 40 1991 53 13 64
AVERAGE 71 63 8 72
PRECIPITATION (IN)
YESTERDAY 0.21 1.72 2001 0.11 0.10 0.07
MONTH TO DATE 3.25 2.07 1.18 0.32
SINCE SEP 1 3.25 2.07 1.18 0.32
SINCE JAN 1 37.48 27.20 10.28 32.06
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 4 -4 0
MONTH TO DATE 1 40 -39 29
SINCE SEP 1 1 40 -39 29
SINCE JUL 1 1 53 -52 34
COOLING
YESTERDAY 6 2 4 7
MONTH TO DATE 153 76 77 64
SINCE SEP 1 153 76 77 64
SINCE JAN 1 1230 816 414 847
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 9.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 800 PM
LOWEST 60 1100 AM
AVERAGE 77
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 2017
MINIMUM TEMPERATURE (F) 52 36 1991
SUNRISE AND SUNSET
SEPTEMBER 20 2018.....SUNRISE 637 AM CDT SUNSET 652 PM CDT
SEPTEMBER 21 2018.....SUNRISE 638 AM CDT SUNSET 651 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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