426
CDUS43 KLOT 240631
CLICHI
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
130 AM CDT SAT MAY 24 2008
...................................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 23 2008
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1871 TO 2008
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 1253 PM 92 1977 73 -16 89
1964
1921
MINIMUM 46 1159 PM 37 1917 50 -4 60
AVERAGE 52 61 -9 75
PRECIPITATION (IN)
YESTERDAY 0.00 1.23 1995 0.11 -0.11 0.00
MONTH TO DATE 3.21 2.50 0.71 0.72
SINCE MAR 1 8.56 8.83 -0.27 7.87
SINCE JAN 1 14.02 12.21 1.81 11.20
SNOWFALL (IN)
YESTERDAY 0.0 T 1889 0.0 0.0 0.0
MONTH TO DATE 0.0 T 0.0 0.0
SINCE MAR 1 7.9 7.6 0.3 5.3
SINCE JUL 1 60.3 38.0 22.3 35.6
DEGREE DAYS
HEATING
YESTERDAY 13 6 7 0
MONTH TO DATE 233 196 37 106
SINCE MAR 1 1620 1567 53 1346
SINCE JUL 1 6311 6413 -102 6028
COOLING
YESTERDAY 0 2 -2 10
MONTH TO DATE 0 28 -28 45
SINCE MAR 1 0 38 -38 54
SINCE JAN 1 0 38 -38 54
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1100 PM
LOWEST 51 1200 PM
AVERAGE 64
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 93 1950
1921
MINIMUM TEMPERATURE (F) 50 34 1992
SUNRISE AND SUNSET
MAY 24 2008...........SUNRISE 523 AM CDT SUNSET 814 PM CDT
MAY 25 2008...........SUNRISE 522 AM CDT SUNSET 815 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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