Climatological Report (Monthly)
Issued by NWS
Issued by NWS
478 CXUS53 KLOT 271245 CLMORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 738 AM CDT FRI OCT 27 2023 ................................... ...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 ................................................................ 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 ................................................................. 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. $$