Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS53 KLOT 011340 CLMORD CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 840 AM CDT THU JUN 01 2023 ................................... ...THE CHICAGO-OHARE CLIMATE SUMMARY FOR THE MONTH OF MAY 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2023 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 91 05/30 91 05/12 05/31 LOWEST 38 05/03 39 05/04 AVG. MAXIMUM 73.8 70.5 3.3 72.2 AVG. MINIMUM 51.0 50.6 0.4 55.2 MEAN 62.4 60.6 1.8 63.7 DAYS MAX >= 90 2 0.8 1.2 2 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.2 -0.2 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.51 2020 MINIMUM 0.30 1992 TOTALS 0.71 4.49 -3.78 3.47 DAILY AVG. 0.02 0.14 -0.12 0.11 DAYS >= .01 8 12.5 -4.5 9 DAYS >= .10 2 8.1 -6.1 8 DAYS >= .50 0 3.0 -3.0 1 DAYS >= 1.00 0 1.1 -1.1 1 GREATEST 24 HR. TOTAL 0.29 05/31 TO 05/31 1.31 SNOWFALL (INCHES) RECORDS TOTAL T 2019 TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 20.2 38.4 -18.2 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 0 MM 24 HR TOTAL MM 0.0 DEGREE DAYS HEATING TOTAL 140 198 -58 173 SINCE 7/1 5393 5943 -550 MM COOLING TOTAL 68 60 8 142 SINCE 1/1 93 70 23 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.1 HIGHEST WIND SPEED/DIRECTION 30/020 DATE 05/16 HIGHEST GUST SPEED/DIRECTION 39/310 DATE 05/01 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 5 NUMBER OF DAYS PC 16 NUMBER OF DAYS CLOUDY 10 AVERAGE RH (PERCENT) 52 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 FOG W/VIS <= 1/4 MILE 0 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$