Climatological Report (Monthly) Issued by NWS
000
CXUS53 KLOT 271245
CLMORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
738 AM CDT FRI OCT 27 2023
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...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 98 05/31/1934
LOW 27 05/02/1875
HIGHEST MM 70 MM MM MM
LOWEST MM 48 MM MM MM
AVG. MAXIMUM MM 70.0 MM MM
AVG. MINIMUM MM 48.3 MM MM
MEAN MM 59.1 MM MM
DAYS MAX >= 90 0 0.5 -0.5 MM
DAYS MAX <= 32 0 0.0 0.0 MM
DAYS MIN <= 32 0 0.3 -0.3 MM
DAYS MIN <= 0 0 0.0 0.0 MM
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.51 2020
MINIMUM 0.30 1992
TOTALS MM 3.68 MM MM
DAILY AVG. MM 0.12 MM MM
DAYS >= .01 0 11.6 -11.6 MM
DAYS >= .10 0 7.2 -7.2 MM
DAYS >= .50 0 2.2 -2.2 MM
DAYS >= 1.00 0 0.8 -0.8 MM
GREATEST
24 HR. TOTAL MM MM
DEGREE_DAYS
HEATING TOTAL MM 225 MM MM
SINCE 7/1 MM 6292 MM MM
COOLING TOTAL MM 44 MM MM
SINCE 1/1 MM 54 MM MM
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WIND (MPH)
AVERAGE WIND SPEED MM
RESULTANT WIND SPEED/DIRECTION MM
HIGHEST WIND SPEED/DIRECTION MM DATE MM
HIGHEST GUST SPEED/DIRECTION MM DATE MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM MM MIXED PRECIP MM
HEAVY RAIN MM RAIN MM
LIGHT RAIN MM FREEZING RAIN MM
LT FREEZING RAIN MM HAIL MM
HEAVY SNOW MM SNOW MM
LIGHT SNOW MM SLEET MM
FOG MM FOG W/VIS <= 1/4 MILE MM
HAZE MM
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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