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Climatological Report (Daily)
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000
CDUS43 KLOT 212143
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
440 PM CDT TUE MAY 21 2013
...................................
...THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR MAY 21 2013...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 81 257 PM 92 1977 72 9 67
1934
MINIMUM 64 552 AM 31 2002 50 14 54
AVERAGE 73 61 12 61
PRECIPITATION (IN)
TODAY 0.09 1.16 1974 0.13 -0.04 0.00
MONTH TO DATE 1.81 2.49 -0.68 3.26
SINCE MAR 1 12.49 8.37 4.12 7.59
SINCE JAN 1 19.08 11.89 7.19 11.09
SNOWFALL (IN)
TODAY 0.0 T 2004 0.0 0.0 0.0
1969
MONTH TO DATE 0.0 0.0 0.0 T
SINCE MAR 1 10.5 6.8 3.7 0.3
SINCE JUL 1 30.1 36.3 -6.2 19.8
DEGREE DAYS
HEATING
TODAY 0 6 -6 4
MONTH TO DATE 128 176 -48 82
SINCE MAR 1 1664 1509 155 899
SINCE JUL 1 6066 6243 -177 4872
COOLING
TODAY 8 2 6 0
MONTH TO DATE 51 22 29 51
SINCE MAR 1 59 32 27 94
SINCE JAN 1 59 32 27 94
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 14.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 200 AM
LOWEST 54 200 PM
AVERAGE 74
..........................................................
THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 94 1925
MINIMUM TEMPERATURE (F) 50 36 2006
SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE 526 AM CDT SUNSET 811 PM CDT
MAY 22 2013...........SUNRISE 525 AM CDT SUNSET 812 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
- National Weather Service
- Chicago, IL Weather Forecast Office
- 333 West University Drive
- Romeoville, IL 60446
- 815-834-1435 8am-8pm
- Page Author: LOT Webmaster
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- Page last modified: May 1st, 2013 15:31 UTC