Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS53 KLOT 011524 CLMMDW CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1024 AM CDT FRI SEP 01 2023 ................................... ...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1928 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 104 08/09/1934 LOW 43 08/29/1965 HIGHEST 100 08/24 95 08/03 08/06 LOWEST 54 08/31 62 08/10 08/27 AVG. MAXIMUM 82.5 82.7 -0.2 84.9 AVG. MINIMUM 66.0 66.4 -0.4 68.7 MEAN 74.3 74.5 -0.2 76.8 DAYS MAX >= 90 4 4.0 0.0 4 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.95 1987 MINIMUM 0.71 2008 TOTALS 2.72 3.99 -1.27 1.82 DAILY AVG. 0.09 0.13 -0.04 0.06 DAYS >= .01 6 9.9 -3.9 7 DAYS >= .10 4 6.4 -2.4 6 DAYS >= .50 1 2.7 -1.7 1 DAYS >= 1.00 1 1.0 0.0 0 GREATEST 24 HR. TOTAL 2.02 08/14 TO 08/15 0.84 DEGREE DAYS HEATING TOTAL 1 3 -2 0 SINCE 7/1 1 1 0 MM COOLING TOTAL 296 299 -3 376 SINCE 1/1 962 956 6 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.0 HIGHEST WIND SPEED/DIRECTION 30/180 DATE 08/11 HIGHEST GUST SPEED/DIRECTION 46/180 DATE 08/11 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.49 NUMBER OF DAYS FAIR 10 NUMBER OF DAYS PC 17 NUMBER OF DAYS CLOUDY 4 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 3 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 8 FOG W/VIS <= 1/4 MILE 0 HAZE 4 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$